17985770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{7109}}^1$

素因数の和:7150

約数の個数: 32

約数和(自身を含む): 36858240

約数和(自身を除く): 18872470

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 55, 110, 115, 230, 253, 506, 1265, 2530, 7109, 14218, 35545, 71090, 78199, 156398, 163507, 327014, 390995, 781990, 817535, 1635070, 1798577, 3597154, 8992885, 17985770]

約数ペア:

[(1, 17985770), (2, 8992885), (5, 3597154), (10, 1798577), (11, 1635070), (22, 817535), (23, 781990), (46, 390995), (55, 327014), (110, 163507), (115, 156398), (230, 78199), (253, 71090), (506, 35545), (1265, 14218), (2530, 7109)]