20216928228

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{9137}}^1$

素因数の和:9282

約数の個数: 144

約数和(自身を含む): 56703556224

約数和(自身を除く): 36486627996

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 53, 71, 84, 98, 106, 142, 147, 159, 196, 212, 213, 284, 294, 318, 371, 426, 497, 588, 636, 742, 852, 994, 1113, 1484, 1491, 1988, 2226, 2597, 2982, 3479, 3763, 4452, 5194, 5964, 6958, 7526, 7791, 9137, 10388, 10437, 11289, 13916, 15052, 15582, 18274, 20874, 22578, 26341, 27411, 31164, 36548, 41748, 45156, 52682, 54822, 63959, 79023, 105364, 109644, 127918, 158046, 184387, 191877, 255836, 316092, 368774, 383754, 447713, 484261, 553161, 648727, 737548, 767508, 895426, 968522, 1106322, 1297454, 1343139, 1452783, 1790852, 1937044, 1946181, 2212644, 2594908, 2686278, 2905566, 3389827, 3892362, 4541089, 5372556, 5811132, 6779654, 7784724, 9082178, 10169481, 13559308, 13623267, 18164356, 20338962, 23728789, 27246534, 31787623, 34382531, 40677924, 47457578, 54493068, 63575246, 68765062, 71186367, 94915156, 95362869, 103147593, 127150492, 137530124, 142372734, 190725738, 206295186, 240677717, 284745468, 381451476, 412590372, 481355434, 722033151, 962710868, 1444066302, 1684744019, 2888132604, 3369488038, 5054232057, 6738976076, 10108464114, 20216928228]

約数ペア:

[(1, 20216928228), (2, 10108464114), (3, 6738976076), (4, 5054232057), (6, 3369488038), (7, 2888132604), (12, 1684744019), (14, 1444066302), (21, 962710868), (28, 722033151), (42, 481355434), (49, 412590372), (53, 381451476), (71, 284745468), (84, 240677717), (98, 206295186), (106, 190725738), (142, 142372734), (147, 137530124), (159, 127150492), (196, 103147593), (212, 95362869), (213, 94915156), (284, 71186367), (294, 68765062), (318, 63575246), (371, 54493068), (426, 47457578), (497, 40677924), (588, 34382531), (636, 31787623), (742, 27246534), (852, 23728789), (994, 20338962), (1113, 18164356), (1484, 13623267), (1491, 13559308), (1988, 10169481), (2226, 9082178), (2597, 7784724), (2982, 6779654), (3479, 5811132), (3763, 5372556), (4452, 4541089), (5194, 3892362), (5964, 3389827), (6958, 2905566), (7526, 2686278), (7791, 2594908), (9137, 2212644), (10388, 1946181), (10437, 1937044), (11289, 1790852), (13916, 1452783), (15052, 1343139), (15582, 1297454), (18274, 1106322), (20874, 968522), (22578, 895426), (26341, 767508), (27411, 737548), (31164, 648727), (36548, 553161), (41748, 484261), (45156, 447713), (52682, 383754), (54822, 368774), (63959, 316092), (79023, 255836), (105364, 191877), (109644, 184387), (127918, 158046)]