31603384

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{353}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 64739520

約数和(自身を除く): 33136136

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 353, 361, 589, 706, 722, 1178, 1412, 1444, 2356, 2824, 2888, 4712, 6707, 10943, 11191, 13414, 21886, 22382, 26828, 43772, 44764, 53656, 87544, 89528, 127433, 207917, 254866, 415834, 509732, 831668, 1019464, 1663336, 3950423, 7900846, 15801692, 31603384]

約数ペア:

[(1, 31603384), (2, 15801692), (4, 7900846), (8, 3950423), (19, 1663336), (31, 1019464), (38, 831668), (62, 509732), (76, 415834), (124, 254866), (152, 207917), (248, 127433), (353, 89528), (361, 87544), (589, 53656), (706, 44764), (722, 43772), (1178, 26828), (1412, 22382), (1444, 21886), (2356, 13414), (2824, 11191), (2888, 10943), (4712, 6707)]