19675530

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{31231}}^1$

素因数の和:31251

約数の個数: 48

約数和(自身を含む): 58466304

約数和(自身を除く): 38790774

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 31231, 62462, 93693, 156155, 187386, 218617, 281079, 312310, 437234, 468465, 562158, 655851, 936930, 1093085, 1311702, 1405395, 1967553, 2186170, 2810790, 3279255, 3935106, 6558510, 9837765, 19675530]

約数ペア:

[(1, 19675530), (2, 9837765), (3, 6558510), (5, 3935106), (6, 3279255), (7, 2810790), (9, 2186170), (10, 1967553), (14, 1405395), (15, 1311702), (18, 1093085), (21, 936930), (30, 655851), (35, 562158), (42, 468465), (45, 437234), (63, 312310), (70, 281079), (90, 218617), (105, 187386), (126, 156155), (210, 93693), (315, 62462), (630, 31231)]