18646216

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{491}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 36132480

約数和(自身を除く): 17486264

約数列:

[1, 2, 4, 8, 47, 94, 101, 188, 202, 376, 404, 491, 808, 982, 1964, 3928, 4747, 9494, 18988, 23077, 37976, 46154, 49591, 92308, 99182, 184616, 198364, 396728, 2330777, 4661554, 9323108, 18646216]

約数ペア:

[(1, 18646216), (2, 9323108), (4, 4661554), (8, 2330777), (47, 396728), (94, 198364), (101, 184616), (188, 99182), (202, 92308), (376, 49591), (404, 46154), (491, 37976), (808, 23077), (982, 18988), (1964, 9494), (3928, 4747)]