20711772

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{12241}}^1$

素因数の和:12298

約数の個数: 36

約数和(自身を含む): 53473056

約数和(自身を除く): 32761284

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 94, 141, 188, 282, 423, 564, 846, 1692, 12241, 24482, 36723, 48964, 73446, 110169, 146892, 220338, 440676, 575327, 1150654, 1725981, 2301308, 3451962, 5177943, 6903924, 10355886, 20711772]

約数ペア:

[(1, 20711772), (2, 10355886), (3, 6903924), (4, 5177943), (6, 3451962), (9, 2301308), (12, 1725981), (18, 1150654), (36, 575327), (47, 440676), (94, 220338), (141, 146892), (188, 110169), (282, 73446), (423, 48964), (564, 36723), (846, 24482), (1692, 12241)]