20430228

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:433

約数の個数: 96

約数和(自身を含む): 59947776

約数和(自身を除く): 39517548

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 53, 78, 84, 91, 106, 156, 159, 182, 212, 273, 318, 353, 364, 371, 546, 636, 689, 706, 742, 1059, 1092, 1113, 1378, 1412, 1484, 2067, 2118, 2226, 2471, 2756, 4134, 4236, 4452, 4589, 4823, 4942, 7413, 8268, 9178, 9646, 9884, 13767, 14469, 14826, 18356, 18709, 19292, 27534, 28938, 29652, 32123, 37418, 55068, 56127, 57876, 64246, 74836, 96369, 112254, 128492, 130963, 192738, 224508, 243217, 261926, 385476, 392889, 486434, 523852, 729651, 785778, 972868, 1459302, 1571556, 1702519, 2918604, 3405038, 5107557, 6810076, 10215114, 20430228]

約数ペア:

[(1, 20430228), (2, 10215114), (3, 6810076), (4, 5107557), (6, 3405038), (7, 2918604), (12, 1702519), (13, 1571556), (14, 1459302), (21, 972868), (26, 785778), (28, 729651), (39, 523852), (42, 486434), (52, 392889), (53, 385476), (78, 261926), (84, 243217), (91, 224508), (106, 192738), (156, 130963), (159, 128492), (182, 112254), (212, 96369), (273, 74836), (318, 64246), (353, 57876), (364, 56127), (371, 55068), (546, 37418), (636, 32123), (689, 29652), (706, 28938), (742, 27534), (1059, 19292), (1092, 18709), (1113, 18356), (1378, 14826), (1412, 14469), (1484, 13767), (2067, 9884), (2118, 9646), (2226, 9178), (2471, 8268), (2756, 7413), (4134, 4942), (4236, 4823), (4452, 4589)]