20777772

素因数分解:

$2^2\times 3^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{601}}^1$

素因数の和:718

約数の個数: 48

約数和(自身を含む): 50433152

約数和(自身を除く): 29655380

約数列:

[1, 2, 3, 4, 6, 12, 43, 67, 86, 129, 134, 172, 201, 258, 268, 402, 516, 601, 804, 1202, 1803, 2404, 2881, 3606, 5762, 7212, 8643, 11524, 17286, 25843, 34572, 40267, 51686, 77529, 80534, 103372, 120801, 155058, 161068, 241602, 310116, 483204, 1731481, 3462962, 5194443, 6925924, 10388886, 20777772]

約数ペア:

[(1, 20777772), (2, 10388886), (3, 6925924), (4, 5194443), (6, 3462962), (12, 1731481), (43, 483204), (67, 310116), (86, 241602), (129, 161068), (134, 155058), (172, 120801), (201, 103372), (258, 80534), (268, 77529), (402, 51686), (516, 40267), (601, 34572), (804, 25843), (1202, 17286), (1803, 11524), (2404, 8643), (2881, 7212), (3606, 5762)]