19977510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{95131}}^1$

素因数の和:95148

約数の個数: 32

約数和(自身を含む): 54796032

約数和(自身を除く): 34818522

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 95131, 190262, 285393, 475655, 570786, 665917, 951310, 1331834, 1426965, 1997751, 2853930, 3329585, 3995502, 6659170, 9988755, 19977510]

約数ペア:

[(1, 19977510), (2, 9988755), (3, 6659170), (5, 3995502), (6, 3329585), (7, 2853930), (10, 1997751), (14, 1426965), (15, 1331834), (21, 951310), (30, 665917), (35, 570786), (42, 475655), (70, 285393), (105, 190262), (210, 95131)]