19962696

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{587}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 54331200

約数和(自身を除く): 34368504

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 109, 156, 218, 312, 327, 436, 587, 654, 872, 1174, 1308, 1417, 1761, 2348, 2616, 2834, 3522, 4251, 4696, 5668, 7044, 7631, 8502, 11336, 14088, 15262, 17004, 22893, 30524, 34008, 45786, 61048, 63983, 91572, 127966, 183144, 191949, 255932, 383898, 511864, 767796, 831779, 1535592, 1663558, 2495337, 3327116, 4990674, 6654232, 9981348, 19962696]

約数ペア:

[(1, 19962696), (2, 9981348), (3, 6654232), (4, 4990674), (6, 3327116), (8, 2495337), (12, 1663558), (13, 1535592), (24, 831779), (26, 767796), (39, 511864), (52, 383898), (78, 255932), (104, 191949), (109, 183144), (156, 127966), (218, 91572), (312, 63983), (327, 61048), (436, 45786), (587, 34008), (654, 30524), (872, 22893), (1174, 17004), (1308, 15262), (1417, 14088), (1761, 11336), (2348, 8502), (2616, 7631), (2834, 7044), (3522, 5668), (4251, 4696)]