20171909510

素因数分解:

$2^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{109}}^1\times {\mathrm{190787}}^1$

素因数の和:191000

約数の個数: 32

約数和(自身を含む): 37020503520

約数和(自身を除く): 16848594010

約数列:

[1, 2, 5, 10, 97, 109, 194, 218, 485, 545, 970, 1090, 10573, 21146, 52865, 105730, 190787, 381574, 953935, 1907870, 18506339, 20795783, 37012678, 41591566, 92531695, 103978915, 185063390, 207957830, 2017190951, 4034381902, 10085954755, 20171909510]

約数ペア:

[(1, 20171909510), (2, 10085954755), (5, 4034381902), (10, 2017190951), (97, 207957830), (109, 185063390), (194, 103978915), (218, 92531695), (485, 41591566), (545, 37012678), (970, 20795783), (1090, 18506339), (10573, 1907870), (21146, 953935), (52865, 381574), (105730, 190787)]