20686104

素因数分解:

$2^3\times 3^6\times {\mathrm{3547}}^1$

素因数の和:3571

約数の個数: 56

約数和(自身を含む): 58169460

約数和(自身を除く): 37483356

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2916, 3547, 5832, 7094, 10641, 14188, 21282, 28376, 31923, 42564, 63846, 85128, 95769, 127692, 191538, 255384, 287307, 383076, 574614, 766152, 861921, 1149228, 1723842, 2298456, 2585763, 3447684, 5171526, 6895368, 10343052, 20686104]

約数ペア:

[(1, 20686104), (2, 10343052), (3, 6895368), (4, 5171526), (6, 3447684), (8, 2585763), (9, 2298456), (12, 1723842), (18, 1149228), (24, 861921), (27, 766152), (36, 574614), (54, 383076), (72, 287307), (81, 255384), (108, 191538), (162, 127692), (216, 95769), (243, 85128), (324, 63846), (486, 42564), (648, 31923), (729, 28376), (972, 21282), (1458, 14188), (1944, 10641), (2916, 7094), (3547, 5832)]