18649995

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{1051}}^1$

素因数の和:1092

約数の個数: 48

約数和(自身を含む): 36963072

約数和(自身を除く): 18313077

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 169, 195, 273, 455, 507, 845, 1051, 1183, 1365, 2535, 3153, 3549, 5255, 5915, 7357, 13663, 15765, 17745, 22071, 36785, 40989, 68315, 95641, 110355, 177619, 204945, 286923, 478205, 532857, 888095, 1243333, 1434615, 2664285, 3729999, 6216665, 18649995]

約数ペア:

[(1, 18649995), (3, 6216665), (5, 3729999), (7, 2664285), (13, 1434615), (15, 1243333), (21, 888095), (35, 532857), (39, 478205), (65, 286923), (91, 204945), (105, 177619), (169, 110355), (195, 95641), (273, 68315), (455, 40989), (507, 36785), (845, 22071), (1051, 17745), (1183, 15765), (1365, 13663), (2535, 7357), (3153, 5915), (3549, 5255)]