20914420449

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1\times {\mathrm{62861}}^1$

素因数の和:63345

約数の個数: 32

約数和(自身を含む): 31682448000

約数和(自身を除く): 10768027551

約数列:

[1, 3, 13, 19, 39, 57, 247, 449, 741, 1347, 5837, 8531, 17511, 25593, 62861, 110903, 188583, 332709, 817193, 1194359, 2451579, 3583077, 15526667, 28224589, 46580001, 84673767, 366919657, 536267191, 1100758971, 1608801573, 6971473483, 20914420449]

約数ペア:

[(1, 20914420449), (3, 6971473483), (13, 1608801573), (19, 1100758971), (39, 536267191), (57, 366919657), (247, 84673767), (449, 46580001), (741, 28224589), (1347, 15526667), (5837, 3583077), (8531, 2451579), (17511, 1194359), (25593, 817193), (62861, 332709), (110903, 188583)]