201949190

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{15889}}^1$

素因数の和:15968

約数の個数: 32

約数和(自身を含む): 384410880

約数和(自身を除く): 182461690

約数列:

[1, 2, 5, 10, 31, 41, 62, 82, 155, 205, 310, 410, 1271, 2542, 6355, 12710, 15889, 31778, 79445, 158890, 492559, 651449, 985118, 1302898, 2462795, 3257245, 4925590, 6514490, 20194919, 40389838, 100974595, 201949190]

約数ペア:

[(1, 201949190), (2, 100974595), (5, 40389838), (10, 20194919), (31, 6514490), (41, 4925590), (62, 3257245), (82, 2462795), (155, 1302898), (205, 985118), (310, 651449), (410, 492559), (1271, 158890), (2542, 79445), (6355, 31778), (12710, 15889)]