20201088

素因数分解:

$2^7\times 3^1\times {\mathrm{31}}^1\times {\mathrm{1697}}^1$

素因数の和:1745

約数の個数: 64

約数和(自身を含む): 55422720

約数和(自身を除く): 35221632

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 372, 384, 496, 744, 992, 1488, 1697, 1984, 2976, 3394, 3968, 5091, 5952, 6788, 10182, 11904, 13576, 20364, 27152, 40728, 52607, 54304, 81456, 105214, 108608, 157821, 162912, 210428, 217216, 315642, 325824, 420856, 631284, 651648, 841712, 1262568, 1683424, 2525136, 3366848, 5050272, 6733696, 10100544, 20201088]

約数ペア:

[(1, 20201088), (2, 10100544), (3, 6733696), (4, 5050272), (6, 3366848), (8, 2525136), (12, 1683424), (16, 1262568), (24, 841712), (31, 651648), (32, 631284), (48, 420856), (62, 325824), (64, 315642), (93, 217216), (96, 210428), (124, 162912), (128, 157821), (186, 108608), (192, 105214), (248, 81456), (372, 54304), (384, 52607), (496, 40728), (744, 27152), (992, 20364), (1488, 13576), (1697, 11904), (1984, 10182), (2976, 6788), (3394, 5952), (3968, 5091)]