18956550

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{43}}^1\times {\mathrm{2939}}^1$

素因数の和:2997

約数の個数: 48

約数和(自身を含む): 48121920

約数和(自身を除く): 29165370

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 43, 50, 75, 86, 129, 150, 215, 258, 430, 645, 1075, 1290, 2150, 2939, 3225, 5878, 6450, 8817, 14695, 17634, 29390, 44085, 73475, 88170, 126377, 146950, 220425, 252754, 379131, 440850, 631885, 758262, 1263770, 1895655, 3159425, 3791310, 6318850, 9478275, 18956550]

約数ペア:

[(1, 18956550), (2, 9478275), (3, 6318850), (5, 3791310), (6, 3159425), (10, 1895655), (15, 1263770), (25, 758262), (30, 631885), (43, 440850), (50, 379131), (75, 252754), (86, 220425), (129, 146950), (150, 126377), (215, 88170), (258, 73475), (430, 44085), (645, 29390), (1075, 17634), (1290, 14695), (2150, 8817), (2939, 6450), (3225, 5878)]