20199803169

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{133801}}^1$

素因数の和:133910

約数の個数: 48

約数和(自身を含む): 34167678720

約数和(自身を除く): 13967875551

約数列:

[1, 3, 7, 13, 21, 39, 49, 79, 91, 147, 237, 273, 553, 637, 1027, 1659, 1911, 3081, 3871, 7189, 11613, 21567, 50323, 133801, 150969, 401403, 936607, 1739413, 2809821, 5218239, 6556249, 10570279, 12175891, 19668747, 31710837, 36527673, 73991953, 85231237, 137413627, 221975859, 255693711, 412240881, 517943671, 961895389, 1553831013, 2885686167, 6733267723, 20199803169]

約数ペア:

[(1, 20199803169), (3, 6733267723), (7, 2885686167), (13, 1553831013), (21, 961895389), (39, 517943671), (49, 412240881), (79, 255693711), (91, 221975859), (147, 137413627), (237, 85231237), (273, 73991953), (553, 36527673), (637, 31710837), (1027, 19668747), (1659, 12175891), (1911, 10570279), (3081, 6556249), (3871, 5218239), (7189, 2809821), (11613, 1739413), (21567, 936607), (50323, 401403), (133801, 150969)]