20683962

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{2389}}^1$

素因数の和:2447

約数の個数: 48

約数和(自身を含む): 49587720

約数和(自身を除く): 28903758

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 37, 39, 74, 78, 111, 117, 222, 234, 333, 481, 666, 962, 1443, 2389, 2886, 4329, 4778, 7167, 8658, 14334, 21501, 31057, 43002, 62114, 88393, 93171, 176786, 186342, 265179, 279513, 530358, 559026, 795537, 1149109, 1591074, 2298218, 3447327, 6894654, 10341981, 20683962]

約数ペア:

[(1, 20683962), (2, 10341981), (3, 6894654), (6, 3447327), (9, 2298218), (13, 1591074), (18, 1149109), (26, 795537), (37, 559026), (39, 530358), (74, 279513), (78, 265179), (111, 186342), (117, 176786), (222, 93171), (234, 88393), (333, 62114), (481, 43002), (666, 31057), (962, 21501), (1443, 14334), (2389, 8658), (2886, 7167), (4329, 4778)]