18749370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:999

約数の個数: 64

約数和(自身を含む): 48625920

約数和(自身を除く): 29876550

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 29, 30, 46, 58, 69, 87, 115, 138, 145, 174, 230, 290, 345, 435, 667, 690, 870, 937, 1334, 1874, 2001, 2811, 3335, 4002, 4685, 5622, 6670, 9370, 10005, 14055, 20010, 21551, 27173, 28110, 43102, 54346, 64653, 81519, 107755, 129306, 135865, 163038, 215510, 271730, 323265, 407595, 624979, 646530, 815190, 1249958, 1874937, 3124895, 3749874, 6249790, 9374685, 18749370]

約数ペア:

[(1, 18749370), (2, 9374685), (3, 6249790), (5, 3749874), (6, 3124895), (10, 1874937), (15, 1249958), (23, 815190), (29, 646530), (30, 624979), (46, 407595), (58, 323265), (69, 271730), (87, 215510), (115, 163038), (138, 135865), (145, 129306), (174, 107755), (230, 81519), (290, 64653), (345, 54346), (435, 43102), (667, 28110), (690, 27173), (870, 21551), (937, 20010), (1334, 14055), (1874, 10005), (2001, 9370), (2811, 6670), (3335, 5622), (4002, 4685)]