20551474192

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{2713}}^1\times {\mathrm{8933}}^1$

素因数の和:11707

約数の個数: 40

約数和(自身を含む): 40589270424

約数和(自身を除く): 20037796232

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 2713, 5426, 8933, 10852, 17866, 21704, 35732, 43408, 71464, 142928, 143789, 287578, 473449, 575156, 946898, 1150312, 1893796, 2300624, 3787592, 7575184, 24235229, 48470458, 96940916, 193881832, 387763664, 1284467137, 2568934274, 5137868548, 10275737096, 20551474192]

約数ペア:

[(1, 20551474192), (2, 10275737096), (4, 5137868548), (8, 2568934274), (16, 1284467137), (53, 387763664), (106, 193881832), (212, 96940916), (424, 48470458), (848, 24235229), (2713, 7575184), (5426, 3787592), (8933, 2300624), (10852, 1893796), (17866, 1150312), (21704, 946898), (35732, 575156), (43408, 473449), (71464, 287578), (142928, 143789)]