19157790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{14851}}^1$

素因数の和:14904

約数の個数: 32

約数和(自身を含む): 47051136

約数和(自身を除く): 27893346

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 14851, 29702, 44553, 74255, 89106, 148510, 222765, 445530, 638593, 1277186, 1915779, 3192965, 3831558, 6385930, 9578895, 19157790]

約数ペア:

[(1, 19157790), (2, 9578895), (3, 6385930), (5, 3831558), (6, 3192965), (10, 1915779), (15, 1277186), (30, 638593), (43, 445530), (86, 222765), (129, 148510), (215, 89106), (258, 74255), (430, 44553), (645, 29702), (1290, 14851)]