19959192

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1$

素因数の和:142

約数の個数: 144

約数和(自身を含む): 62244000

約数和(自身を除く): 42284808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 29, 33, 36, 44, 58, 66, 72, 79, 87, 88, 99, 116, 121, 132, 158, 174, 198, 232, 237, 242, 261, 264, 316, 319, 348, 363, 396, 474, 484, 522, 632, 638, 696, 711, 726, 792, 869, 948, 957, 968, 1044, 1089, 1276, 1422, 1452, 1738, 1896, 1914, 2088, 2178, 2291, 2552, 2607, 2844, 2871, 2904, 3476, 3509, 3828, 4356, 4582, 5214, 5688, 5742, 6873, 6952, 7018, 7656, 7821, 8712, 9164, 9559, 10428, 10527, 11484, 13746, 14036, 15642, 18328, 19118, 20619, 20856, 21054, 22968, 25201, 27492, 28072, 28677, 31284, 31581, 38236, 41238, 42108, 50402, 54984, 57354, 62568, 63162, 75603, 76472, 82476, 84216, 86031, 100804, 114708, 126324, 151206, 164952, 172062, 201608, 226809, 229416, 252648, 277211, 302412, 344124, 453618, 554422, 604824, 688248, 831633, 907236, 1108844, 1663266, 1814472, 2217688, 2494899, 3326532, 4989798, 6653064, 9979596, 19959192]

約数ペア:

[(1, 19959192), (2, 9979596), (3, 6653064), (4, 4989798), (6, 3326532), (8, 2494899), (9, 2217688), (11, 1814472), (12, 1663266), (18, 1108844), (22, 907236), (24, 831633), (29, 688248), (33, 604824), (36, 554422), (44, 453618), (58, 344124), (66, 302412), (72, 277211), (79, 252648), (87, 229416), (88, 226809), (99, 201608), (116, 172062), (121, 164952), (132, 151206), (158, 126324), (174, 114708), (198, 100804), (232, 86031), (237, 84216), (242, 82476), (261, 76472), (264, 75603), (316, 63162), (319, 62568), (348, 57354), (363, 54984), (396, 50402), (474, 42108), (484, 41238), (522, 38236), (632, 31581), (638, 31284), (696, 28677), (711, 28072), (726, 27492), (792, 25201), (869, 22968), (948, 21054), (957, 20856), (968, 20619), (1044, 19118), (1089, 18328), (1276, 15642), (1422, 14036), (1452, 13746), (1738, 11484), (1896, 10527), (1914, 10428), (2088, 9559), (2178, 9164), (2291, 8712), (2552, 7821), (2607, 7656), (2844, 7018), (2871, 6952), (2904, 6873), (3476, 5742), (3509, 5688), (3828, 5214), (4356, 4582)]