18919170

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{23357}}^1$

素因数の和:23376

約数の個数: 40

約数和(自身を含む): 50873724

約数和(自身を除く): 31954554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 23357, 46714, 70071, 116785, 140142, 210213, 233570, 350355, 420426, 630639, 700710, 1051065, 1261278, 1891917, 2102130, 3153195, 3783834, 6306390, 9459585, 18919170]

約数ペア:

[(1, 18919170), (2, 9459585), (3, 6306390), (5, 3783834), (6, 3153195), (9, 2102130), (10, 1891917), (15, 1261278), (18, 1051065), (27, 700710), (30, 630639), (45, 420426), (54, 350355), (81, 233570), (90, 210213), (135, 140142), (162, 116785), (270, 70071), (405, 46714), (810, 23357)]