380955016

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{192791}}^1$

素因数の和:192829

約数の個数: 32

約数和(自身を含む): 809726400

約数和(自身を除く): 428771384

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 192791, 385582, 771164, 1542328, 2506283, 3663029, 5012566, 7326058, 10025132, 14652116, 20050264, 29304232, 47619377, 95238754, 190477508, 380955016]

約数ペア:

[(1, 380955016), (2, 190477508), (4, 95238754), (8, 47619377), (13, 29304232), (19, 20050264), (26, 14652116), (38, 10025132), (52, 7326058), (76, 5012566), (104, 3663029), (152, 2506283), (247, 1542328), (494, 771164), (988, 385582), (1976, 192791)]