31844378

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 51840000

約数和(自身を除く): 19995622

約数列:

[1, 2, 29, 31, 58, 62, 89, 178, 199, 398, 899, 1798, 2581, 2759, 5162, 5518, 5771, 6169, 11542, 12338, 17711, 35422, 80011, 160022, 178901, 357802, 513619, 549041, 1027238, 1098082, 15922189, 31844378]

約数ペア:

[(1, 31844378), (2, 15922189), (29, 1098082), (31, 1027238), (58, 549041), (62, 513619), (89, 357802), (178, 178901), (199, 160022), (398, 80011), (899, 35422), (1798, 17711), (2581, 12338), (2759, 11542), (5162, 6169), (5518, 5771)]