22051900

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{16963}}^1$

素因数の和:16990

約数の個数: 36

約数和(自身を含む): 51536632

約数和(自身を除く): 29484732

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 650, 1300, 16963, 33926, 67852, 84815, 169630, 220519, 339260, 424075, 441038, 848150, 882076, 1102595, 1696300, 2205190, 4410380, 5512975, 11025950, 22051900]

約数ペア:

[(1, 22051900), (2, 11025950), (4, 5512975), (5, 4410380), (10, 2205190), (13, 1696300), (20, 1102595), (25, 882076), (26, 848150), (50, 441038), (52, 424075), (65, 339260), (100, 220519), (130, 169630), (260, 84815), (325, 67852), (650, 33926), (1300, 16963)]