39406208

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{9931}}^1$

素因数の和:9976

約数の個数: 32

約数和(自身を含む): 81045120

約数和(自身を除く): 41638912

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 496, 992, 1984, 3968, 9931, 19862, 39724, 79448, 158896, 307861, 317792, 615722, 635584, 1231444, 1271168, 2462888, 4925776, 9851552, 19703104, 39406208]

約数ペア:

[(1, 39406208), (2, 19703104), (4, 9851552), (8, 4925776), (16, 2462888), (31, 1271168), (32, 1231444), (62, 635584), (64, 615722), (124, 317792), (128, 307861), (248, 158896), (496, 79448), (992, 39724), (1984, 19862), (3968, 9931)]