18588180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23831}}^1$

素因数の和:23856

約数の個数: 48

約数和(自身を含む): 56052864

約数和(自身を除く): 37464684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 780, 23831, 47662, 71493, 95324, 119155, 142986, 238310, 285972, 309803, 357465, 476620, 619606, 714930, 929409, 1239212, 1429860, 1549015, 1858818, 3098030, 3717636, 4647045, 6196060, 9294090, 18588180]

約数ペア:

[(1, 18588180), (2, 9294090), (3, 6196060), (4, 4647045), (5, 3717636), (6, 3098030), (10, 1858818), (12, 1549015), (13, 1429860), (15, 1239212), (20, 929409), (26, 714930), (30, 619606), (39, 476620), (52, 357465), (60, 309803), (65, 285972), (78, 238310), (130, 142986), (156, 119155), (195, 95324), (260, 71493), (390, 47662), (780, 23831)]