28041968

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{421}}^1$

素因数の和:633

約数の個数: 40

約数和(自身を含む): 57142176

約数和(自身を除く): 29100208

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 181, 184, 362, 368, 421, 724, 842, 1448, 1684, 2896, 3368, 4163, 6736, 8326, 9683, 16652, 19366, 33304, 38732, 66608, 76201, 77464, 152402, 154928, 304804, 609608, 1219216, 1752623, 3505246, 7010492, 14020984, 28041968]

約数ペア:

[(1, 28041968), (2, 14020984), (4, 7010492), (8, 3505246), (16, 1752623), (23, 1219216), (46, 609608), (92, 304804), (181, 154928), (184, 152402), (362, 77464), (368, 76201), (421, 66608), (724, 38732), (842, 33304), (1448, 19366), (1684, 16652), (2896, 9683), (3368, 8326), (4163, 6736)]