19882272

素因数分解:

$2^5\times 3^1\times {\mathrm{71}}^1\times {\mathrm{2917}}^1$

素因数の和:3001

約数の個数: 48

約数和(自身を含む): 52944192

約数和(自身を除く): 33061920

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 71, 96, 142, 213, 284, 426, 568, 852, 1136, 1704, 2272, 2917, 3408, 5834, 6816, 8751, 11668, 17502, 23336, 35004, 46672, 70008, 93344, 140016, 207107, 280032, 414214, 621321, 828428, 1242642, 1656856, 2485284, 3313712, 4970568, 6627424, 9941136, 19882272]

約数ペア:

[(1, 19882272), (2, 9941136), (3, 6627424), (4, 4970568), (6, 3313712), (8, 2485284), (12, 1656856), (16, 1242642), (24, 828428), (32, 621321), (48, 414214), (71, 280032), (96, 207107), (142, 140016), (213, 93344), (284, 70008), (426, 46672), (568, 35004), (852, 23336), (1136, 17502), (1704, 11668), (2272, 8751), (2917, 6816), (3408, 5834)]