20676708

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{4909}}^1$

素因数の和:4938

約数の個数: 60

約数和(自身を含む): 58222780

約数和(自身を除く): 37546072

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 162, 234, 324, 351, 468, 702, 1053, 1404, 2106, 4212, 4909, 9818, 14727, 19636, 29454, 44181, 58908, 63817, 88362, 127634, 132543, 176724, 191451, 255268, 265086, 382902, 397629, 530172, 574353, 765804, 795258, 1148706, 1590516, 1723059, 2297412, 3446118, 5169177, 6892236, 10338354, 20676708]

約数ペア:

[(1, 20676708), (2, 10338354), (3, 6892236), (4, 5169177), (6, 3446118), (9, 2297412), (12, 1723059), (13, 1590516), (18, 1148706), (26, 795258), (27, 765804), (36, 574353), (39, 530172), (52, 397629), (54, 382902), (78, 265086), (81, 255268), (108, 191451), (117, 176724), (156, 132543), (162, 127634), (234, 88362), (324, 63817), (351, 58908), (468, 44181), (702, 29454), (1053, 19636), (1404, 14727), (2106, 9818), (4212, 4909)]