18830994

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{379}}^1$

素因数の和:424

約数の個数: 72

約数和(自身を含む): 47565360

約数和(自身を除く): 28734366

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 169, 182, 273, 294, 338, 379, 507, 546, 637, 758, 1014, 1137, 1183, 1274, 1911, 2274, 2366, 2653, 3549, 3822, 4927, 5306, 7098, 7959, 8281, 9854, 14781, 15918, 16562, 18571, 24843, 29562, 34489, 37142, 49686, 55713, 64051, 68978, 103467, 111426, 128102, 192153, 206934, 241423, 384306, 448357, 482846, 724269, 896714, 1345071, 1448538, 2690142, 3138499, 6276998, 9415497, 18830994]

約数ペア:

[(1, 18830994), (2, 9415497), (3, 6276998), (6, 3138499), (7, 2690142), (13, 1448538), (14, 1345071), (21, 896714), (26, 724269), (39, 482846), (42, 448357), (49, 384306), (78, 241423), (91, 206934), (98, 192153), (147, 128102), (169, 111426), (182, 103467), (273, 68978), (294, 64051), (338, 55713), (379, 49686), (507, 37142), (546, 34489), (637, 29562), (758, 24843), (1014, 18571), (1137, 16562), (1183, 15918), (1274, 14781), (1911, 9854), (2274, 8281), (2366, 7959), (2653, 7098), (3549, 5306), (3822, 4927)]