18105660671

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2797}}^1$

素因数の和:3256

約数の個数: 48

約数和(自身を含む): 23540133600

約数和(自身を除く): 5434472929

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 409, 833, 931, 2261, 2797, 2863, 6953, 7771, 15827, 19579, 20041, 47549, 48671, 53143, 54397, 132107, 137053, 332843, 340697, 372001, 380779, 903431, 924749, 1143973, 2329901, 2604007, 6324017, 6473243, 8007811, 19447541, 21735487, 44268119, 56054677, 136132787, 152148409, 369503279, 952929509, 1065038863, 2586522953, 18105660671]

約数ペア:

[(1, 18105660671), (7, 2586522953), (17, 1065038863), (19, 952929509), (49, 369503279), (119, 152148409), (133, 136132787), (323, 56054677), (409, 44268119), (833, 21735487), (931, 19447541), (2261, 8007811), (2797, 6473243), (2863, 6324017), (6953, 2604007), (7771, 2329901), (15827, 1143973), (19579, 924749), (20041, 903431), (47549, 380779), (48671, 372001), (53143, 340697), (54397, 332843), (132107, 137053)]