19637861245

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{37967}}^1$

素因数の和:38121

約数の個数: 32

約数和(自身を含む): 25193742336

約数和(自身を除く): 5555881091

約数列:

[1, 5, 31, 47, 71, 155, 235, 355, 1457, 2201, 3337, 7285, 11005, 16685, 37967, 103447, 189835, 517235, 1176977, 1784449, 2695657, 5884885, 8922245, 13478285, 55317919, 83565367, 126695879, 276589595, 417826835, 633479395, 3927572249, 19637861245]

約数ペア:

[(1, 19637861245), (5, 3927572249), (31, 633479395), (47, 417826835), (71, 276589595), (155, 126695879), (235, 83565367), (355, 55317919), (1457, 13478285), (2201, 8922245), (3337, 5884885), (7285, 2695657), (11005, 1784449), (16685, 1176977), (37967, 517235), (103447, 189835)]