1938963728

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{157999}}^1$

素因数の和:158079

約数の個数: 40

約数和(自身を含む): 4114320000

約数和(自身を除く): 2175356272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 59, 104, 118, 208, 236, 472, 767, 944, 1534, 3068, 6136, 12272, 157999, 315998, 631996, 1263992, 2053987, 2527984, 4107974, 8215948, 9321941, 16431896, 18643882, 32863792, 37287764, 74575528, 121185233, 149151056, 242370466, 484740932, 969481864, 1938963728]

約数ペア:

[(1, 1938963728), (2, 969481864), (4, 484740932), (8, 242370466), (13, 149151056), (16, 121185233), (26, 74575528), (52, 37287764), (59, 32863792), (104, 18643882), (118, 16431896), (208, 9321941), (236, 8215948), (472, 4107974), (767, 2527984), (944, 2053987), (1534, 1263992), (3068, 631996), (6136, 315998), (12272, 157999)]