18889176

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{691}}^1$

素因数の和:784

約数の個数: 64

約数和(自身を含む): 50820480

約数和(自身を除く): 31931304

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 67, 68, 102, 134, 136, 201, 204, 268, 402, 408, 536, 691, 804, 1139, 1382, 1608, 2073, 2278, 2764, 3417, 4146, 4556, 5528, 6834, 8292, 9112, 11747, 13668, 16584, 23494, 27336, 35241, 46297, 46988, 70482, 92594, 93976, 138891, 140964, 185188, 277782, 281928, 370376, 555564, 787049, 1111128, 1574098, 2361147, 3148196, 4722294, 6296392, 9444588, 18889176]

約数ペア:

[(1, 18889176), (2, 9444588), (3, 6296392), (4, 4722294), (6, 3148196), (8, 2361147), (12, 1574098), (17, 1111128), (24, 787049), (34, 555564), (51, 370376), (67, 281928), (68, 277782), (102, 185188), (134, 140964), (136, 138891), (201, 93976), (204, 92594), (268, 70482), (402, 46988), (408, 46297), (536, 35241), (691, 27336), (804, 23494), (1139, 16584), (1382, 13668), (1608, 11747), (2073, 9112), (2278, 8292), (2764, 6834), (3417, 5528), (4146, 4556)]