20695458

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3023}}^1$

素因数の和:3198

約数の個数: 32

約数和(自身を含む): 47609856

約数和(自身を除く): 26914398

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3023, 3423, 6046, 6846, 9069, 18138, 21161, 42322, 63483, 126966, 492749, 985498, 1478247, 2956494, 3449243, 6898486, 10347729, 20695458]

約数ペア:

[(1, 20695458), (2, 10347729), (3, 6898486), (6, 3449243), (7, 2956494), (14, 1478247), (21, 985498), (42, 492749), (163, 126966), (326, 63483), (489, 42322), (978, 21161), (1141, 18138), (2282, 9069), (3023, 6846), (3423, 6046)]