38706512

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{491}}^1$

素因数の和:891

約数の個数: 40

約数和(自身を含む): 81140640

約数和(自身を除く): 42434128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 379, 491, 758, 982, 1516, 1964, 3032, 3928, 4927, 6064, 6383, 7856, 9854, 12766, 19708, 25532, 39416, 51064, 78832, 102128, 186089, 372178, 744356, 1488712, 2419157, 2977424, 4838314, 9676628, 19353256, 38706512]

約数ペア:

[(1, 38706512), (2, 19353256), (4, 9676628), (8, 4838314), (13, 2977424), (16, 2419157), (26, 1488712), (52, 744356), (104, 372178), (208, 186089), (379, 102128), (491, 78832), (758, 51064), (982, 39416), (1516, 25532), (1964, 19708), (3032, 12766), (3928, 9854), (4927, 7856), (6064, 6383)]