19660056

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{1033}}^1$

素因数の和:1116

約数の個数: 64

約数和(自身を含む): 53850720

約数和(自身を除く): 34190664

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 61, 78, 104, 122, 156, 183, 244, 312, 366, 488, 732, 793, 1033, 1464, 1586, 2066, 2379, 3099, 3172, 4132, 4758, 6198, 6344, 8264, 9516, 12396, 13429, 19032, 24792, 26858, 40287, 53716, 63013, 80574, 107432, 126026, 161148, 189039, 252052, 322296, 378078, 504104, 756156, 819169, 1512312, 1638338, 2457507, 3276676, 4915014, 6553352, 9830028, 19660056]

約数ペア:

[(1, 19660056), (2, 9830028), (3, 6553352), (4, 4915014), (6, 3276676), (8, 2457507), (12, 1638338), (13, 1512312), (24, 819169), (26, 756156), (39, 504104), (52, 378078), (61, 322296), (78, 252052), (104, 189039), (122, 161148), (156, 126026), (183, 107432), (244, 80574), (312, 63013), (366, 53716), (488, 40287), (732, 26858), (793, 24792), (1033, 19032), (1464, 13429), (1586, 12396), (2066, 9516), (2379, 8264), (3099, 6344), (3172, 6198), (4132, 4758)]