218884076

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1\times {\mathrm{389}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 407272320

約数和(自身を除く): 188388244

約数列:

[1, 2, 4, 41, 47, 73, 82, 94, 146, 164, 188, 292, 389, 778, 1556, 1927, 2993, 3431, 3854, 5986, 6862, 7708, 11972, 13724, 15949, 18283, 28397, 31898, 36566, 56794, 63796, 73132, 113588, 140671, 281342, 562684, 749603, 1164277, 1334659, 1499206, 2328554, 2669318, 2998412, 4657108, 5338636, 54721019, 109442038, 218884076]

約数ペア:

[(1, 218884076), (2, 109442038), (4, 54721019), (41, 5338636), (47, 4657108), (73, 2998412), (82, 2669318), (94, 2328554), (146, 1499206), (164, 1334659), (188, 1164277), (292, 749603), (389, 562684), (778, 281342), (1556, 140671), (1927, 113588), (2993, 73132), (3431, 63796), (3854, 56794), (5986, 36566), (6862, 31898), (7708, 28397), (11972, 18283), (13724, 15949)]