20881941738

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{443}}^1\times {\mathrm{617}}^1$

素因数の和:1196

約数の個数: 128

約数和(自身を含む): 51208132608

約数和(自身を除く): 30326190870

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 51, 102, 107, 119, 214, 238, 321, 357, 443, 617, 642, 714, 749, 886, 1234, 1329, 1498, 1819, 1851, 2247, 2658, 3101, 3638, 3702, 4319, 4494, 5457, 6202, 7531, 8638, 9303, 10489, 10914, 12733, 12957, 15062, 18606, 20978, 22593, 25466, 25914, 31467, 38199, 45186, 47401, 52717, 62934, 66019, 73423, 76398, 94802, 105434, 132038, 142203, 146846, 158151, 198057, 220269, 273331, 284406, 316302, 331807, 396114, 440538, 462133, 546662, 663614, 805817, 819993, 924266, 995421, 1122323, 1386399, 1611634, 1639986, 1913317, 1990842, 2244646, 2417451, 2772798, 3366969, 3826634, 4646627, 4834902, 5640719, 5739951, 6733938, 7856261, 9293254, 11281438, 11479902, 13939881, 15712522, 16922157, 23568783, 27879762, 29246417, 32526389, 33844314, 47137566, 58492834, 65052778, 87739251, 97579167, 175478502, 195158334, 204724919, 409449838, 497189089, 614174757, 994378178, 1228349514, 1491567267, 2983134534, 3480323623, 6960647246, 10440970869, 20881941738]

約数ペア:

[(1, 20881941738), (2, 10440970869), (3, 6960647246), (6, 3480323623), (7, 2983134534), (14, 1491567267), (17, 1228349514), (21, 994378178), (34, 614174757), (42, 497189089), (51, 409449838), (102, 204724919), (107, 195158334), (119, 175478502), (214, 97579167), (238, 87739251), (321, 65052778), (357, 58492834), (443, 47137566), (617, 33844314), (642, 32526389), (714, 29246417), (749, 27879762), (886, 23568783), (1234, 16922157), (1329, 15712522), (1498, 13939881), (1819, 11479902), (1851, 11281438), (2247, 9293254), (2658, 7856261), (3101, 6733938), (3638, 5739951), (3702, 5640719), (4319, 4834902), (4494, 4646627), (5457, 3826634), (6202, 3366969), (7531, 2772798), (8638, 2417451), (9303, 2244646), (10489, 1990842), (10914, 1913317), (12733, 1639986), (12957, 1611634), (15062, 1386399), (18606, 1122323), (20978, 995421), (22593, 924266), (25466, 819993), (25914, 805817), (31467, 663614), (38199, 546662), (45186, 462133), (47401, 440538), (52717, 396114), (62934, 331807), (66019, 316302), (73423, 284406), (76398, 273331), (94802, 220269), (105434, 198057), (132038, 158151), (142203, 146846)]