31469168

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1697}}^1$

素因数の和:1785

約数の個数: 40

約数和(自身を含む): 65271120

約数和(自身を除く): 33801952

約数列:

[1, 2, 4, 8, 16, 19, 38, 61, 76, 122, 152, 244, 304, 488, 976, 1159, 1697, 2318, 3394, 4636, 6788, 9272, 13576, 18544, 27152, 32243, 64486, 103517, 128972, 207034, 257944, 414068, 515888, 828136, 1656272, 1966823, 3933646, 7867292, 15734584, 31469168]

約数ペア:

[(1, 31469168), (2, 15734584), (4, 7867292), (8, 3933646), (16, 1966823), (19, 1656272), (38, 828136), (61, 515888), (76, 414068), (122, 257944), (152, 207034), (244, 128972), (304, 103517), (488, 64486), (976, 32243), (1159, 27152), (1697, 18544), (2318, 13576), (3394, 9272), (4636, 6788)]