31197808

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:545

約数の個数: 40

約数和(自身を含む): 62669600

約数和(自身を除く): 31471792

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 151, 296, 302, 349, 592, 604, 698, 1208, 1396, 2416, 2792, 5584, 5587, 11174, 12913, 22348, 25826, 44696, 51652, 52699, 89392, 103304, 105398, 206608, 210796, 421592, 843184, 1949863, 3899726, 7799452, 15598904, 31197808]

約数ペア:

[(1, 31197808), (2, 15598904), (4, 7799452), (8, 3899726), (16, 1949863), (37, 843184), (74, 421592), (148, 210796), (151, 206608), (296, 105398), (302, 103304), (349, 89392), (592, 52699), (604, 51652), (698, 44696), (1208, 25826), (1396, 22348), (2416, 12913), (2792, 11174), (5584, 5587)]