20056218

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:471

約数の個数: 64

約数和(自身を含む): 49969920

約数和(自身を除く): 29913702

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 109, 182, 218, 273, 327, 337, 546, 654, 674, 763, 1011, 1417, 1526, 2022, 2289, 2359, 2834, 4251, 4381, 4578, 4718, 7077, 8502, 8762, 9919, 13143, 14154, 19838, 26286, 29757, 30667, 36733, 59514, 61334, 73466, 92001, 110199, 184002, 220398, 257131, 477529, 514262, 771393, 955058, 1432587, 1542786, 2865174, 3342703, 6685406, 10028109, 20056218]

約数ペア:

[(1, 20056218), (2, 10028109), (3, 6685406), (6, 3342703), (7, 2865174), (13, 1542786), (14, 1432587), (21, 955058), (26, 771393), (39, 514262), (42, 477529), (78, 257131), (91, 220398), (109, 184002), (182, 110199), (218, 92001), (273, 73466), (327, 61334), (337, 59514), (546, 36733), (654, 30667), (674, 29757), (763, 26286), (1011, 19838), (1417, 14154), (1526, 13143), (2022, 9919), (2289, 8762), (2359, 8502), (2834, 7077), (4251, 4718), (4381, 4578)]