18353860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4229}}^1$

素因数の和:4276

約数の個数: 48

約数和(自身を含む): 45480960

約数和(自身を除く): 27127100

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 217, 310, 434, 620, 868, 1085, 2170, 4229, 4340, 8458, 16916, 21145, 29603, 42290, 59206, 84580, 118412, 131099, 148015, 262198, 296030, 524396, 592060, 655495, 917693, 1310990, 1835386, 2621980, 3670772, 4588465, 9176930, 18353860]

約数ペア:

[(1, 18353860), (2, 9176930), (4, 4588465), (5, 3670772), (7, 2621980), (10, 1835386), (14, 1310990), (20, 917693), (28, 655495), (31, 592060), (35, 524396), (62, 296030), (70, 262198), (124, 148015), (140, 131099), (155, 118412), (217, 84580), (310, 59206), (434, 42290), (620, 29603), (868, 21145), (1085, 16916), (2170, 8458), (4229, 4340)]