71724848

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18149}}^1$

素因数の和:18189

約数の個数: 40

約数和(自身を含む): 157542000

約数和(自身を除く): 85817152

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 38, 52, 76, 104, 152, 208, 247, 304, 494, 988, 1976, 3952, 18149, 36298, 72596, 145192, 235937, 290384, 344831, 471874, 689662, 943748, 1379324, 1887496, 2758648, 3774992, 4482803, 5517296, 8965606, 17931212, 35862424, 71724848]

約数ペア:

[(1, 71724848), (2, 35862424), (4, 17931212), (8, 8965606), (13, 5517296), (16, 4482803), (19, 3774992), (26, 2758648), (38, 1887496), (52, 1379324), (76, 943748), (104, 689662), (152, 471874), (208, 344831), (247, 290384), (304, 235937), (494, 145192), (988, 72596), (1976, 36298), (3952, 18149)]