18804901630

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1290659}}^1$

素因数の和:1290744

約数の個数: 32

約数和(自身を含む): 35684167680

約数和(自身を除く): 16879266050

約数列:

[1, 2, 5, 10, 31, 47, 62, 94, 155, 235, 310, 470, 1457, 2914, 7285, 14570, 1290659, 2581318, 6453295, 12906590, 40010429, 60660973, 80020858, 121321946, 200052145, 303304865, 400104290, 606609730, 1880490163, 3760980326, 9402450815, 18804901630]

約数ペア:

[(1, 18804901630), (2, 9402450815), (5, 3760980326), (10, 1880490163), (31, 606609730), (47, 400104290), (62, 303304865), (94, 200052145), (155, 121321946), (235, 80020858), (310, 60660973), (470, 40010429), (1457, 12906590), (2914, 6453295), (7285, 2581318), (14570, 1290659)]