20454792

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{1447}}^1$

素因数の和:1506

約数の個数: 64

約数和(自身を含む): 55603200

約数和(自身を除く): 35148408

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 31, 38, 57, 62, 76, 93, 114, 124, 152, 186, 228, 248, 372, 456, 589, 744, 1178, 1447, 1767, 2356, 2894, 3534, 4341, 4712, 5788, 7068, 8682, 11576, 14136, 17364, 27493, 34728, 44857, 54986, 82479, 89714, 109972, 134571, 164958, 179428, 219944, 269142, 329916, 358856, 538284, 659832, 852283, 1076568, 1704566, 2556849, 3409132, 5113698, 6818264, 10227396, 20454792]

約数ペア:

[(1, 20454792), (2, 10227396), (3, 6818264), (4, 5113698), (6, 3409132), (8, 2556849), (12, 1704566), (19, 1076568), (24, 852283), (31, 659832), (38, 538284), (57, 358856), (62, 329916), (76, 269142), (93, 219944), (114, 179428), (124, 164958), (152, 134571), (186, 109972), (228, 89714), (248, 82479), (372, 54986), (456, 44857), (589, 34728), (744, 27493), (1178, 17364), (1447, 14136), (1767, 11576), (2356, 8682), (2894, 7068), (3534, 5788), (4341, 4712)]