18842072

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{1097}}^1$

素因数の和:1235

約数の個数: 32

約数和(自身を含む): 37551600

約数和(自身を除く): 18709528

約数列:

[1, 2, 4, 8, 19, 38, 76, 113, 152, 226, 452, 904, 1097, 2147, 2194, 4294, 4388, 8588, 8776, 17176, 20843, 41686, 83372, 123961, 166744, 247922, 495844, 991688, 2355259, 4710518, 9421036, 18842072]

約数ペア:

[(1, 18842072), (2, 9421036), (4, 4710518), (8, 2355259), (19, 991688), (38, 495844), (76, 247922), (113, 166744), (152, 123961), (226, 83372), (452, 41686), (904, 20843), (1097, 17176), (2147, 8776), (2194, 8588), (4294, 4388)]