20199553927

素因数分解:

$7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{709}}^1\times {\mathrm{1873}}^1$

素因数の和:2683

約数の個数: 32

約数和(自身を含む): 24141317760

約数和(自身を除く): 3941763833

約数列:

[1, 7, 41, 53, 287, 371, 709, 1873, 2173, 4963, 13111, 15211, 29069, 37577, 76793, 99269, 203483, 263039, 537551, 694883, 1327957, 1540657, 4070029, 9295699, 10784599, 28490203, 54446237, 70381721, 381123659, 492672047, 2885650561, 20199553927]

約数ペア:

[(1, 20199553927), (7, 2885650561), (41, 492672047), (53, 381123659), (287, 70381721), (371, 54446237), (709, 28490203), (1873, 10784599), (2173, 9295699), (4963, 4070029), (13111, 1540657), (15211, 1327957), (29069, 694883), (37577, 537551), (76793, 263039), (99269, 203483)]