39491804

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 80344320

約数和(自身を除く): 40852516

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 97, 194, 209, 388, 418, 487, 836, 974, 1067, 1843, 1948, 2134, 3686, 4268, 5357, 7372, 9253, 10714, 18506, 20273, 21428, 37012, 40546, 47239, 81092, 94478, 101783, 188956, 203566, 407132, 519629, 897541, 1039258, 1795082, 2078516, 3590164, 9872951, 19745902, 39491804]

約数ペア:

[(1, 39491804), (2, 19745902), (4, 9872951), (11, 3590164), (19, 2078516), (22, 1795082), (38, 1039258), (44, 897541), (76, 519629), (97, 407132), (194, 203566), (209, 188956), (388, 101783), (418, 94478), (487, 81092), (836, 47239), (974, 40546), (1067, 37012), (1843, 21428), (1948, 20273), (2134, 18506), (3686, 10714), (4268, 9253), (5357, 7372)]