31888688

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8069}}^1$

素因数の和:8109

約数の個数: 40

約数和(自身を含む): 70047600

約数和(自身を除く): 38158912

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 8069, 16138, 32276, 64552, 104897, 129104, 153311, 209794, 306622, 419588, 613244, 839176, 1226488, 1678352, 1993043, 2452976, 3986086, 7972172, 15944344, 31888688]

約数ペア:

[(1, 31888688), (2, 15944344), (4, 7972172), (8, 3986086), (13, 2452976), (16, 1993043), (19, 1678352), (26, 1226488), (38, 839176), (52, 613244), (76, 419588), (104, 306622), (152, 209794), (208, 153311), (247, 129104), (304, 104897), (494, 64552), (988, 32276), (1976, 16138), (3952, 8069)]