18197888

素因数分解:

$2^7\times {\mathrm{17}}^1\times {\mathrm{8363}}^1$

素因数の和:8394

約数の個数: 32

約数和(自身を含む): 38390760

約数和(自身を除く): 20192872

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 64, 68, 128, 136, 272, 544, 1088, 2176, 8363, 16726, 33452, 66904, 133808, 142171, 267616, 284342, 535232, 568684, 1070464, 1137368, 2274736, 4549472, 9098944, 18197888]

約数ペア:

[(1, 18197888), (2, 9098944), (4, 4549472), (8, 2274736), (16, 1137368), (17, 1070464), (32, 568684), (34, 535232), (64, 284342), (68, 267616), (128, 142171), (136, 133808), (272, 66904), (544, 33452), (1088, 16726), (2176, 8363)]