20637670

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{1693}}^1$

素因数の和:1776

約数の個数: 32

約数和(自身を含む): 39517632

約数和(自身を除く): 18879962

約数列:

[1, 2, 5, 10, 23, 46, 53, 106, 115, 230, 265, 530, 1219, 1693, 2438, 3386, 6095, 8465, 12190, 16930, 38939, 77878, 89729, 179458, 194695, 389390, 448645, 897290, 2063767, 4127534, 10318835, 20637670]

約数ペア:

[(1, 20637670), (2, 10318835), (5, 4127534), (10, 2063767), (23, 897290), (46, 448645), (53, 389390), (106, 194695), (115, 179458), (230, 89729), (265, 77878), (530, 38939), (1219, 16930), (1693, 12190), (2438, 8465), (3386, 6095)]