20799367065

素因数分解:

$3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{929}}^1\times {\mathrm{3169}}^1$

素因数の和:4266

約数の個数: 48

約数和(自身を含む): 36332384400

約数和(自身を除く): 15533017335

約数列:

[1, 3, 5, 9, 15, 45, 157, 471, 785, 929, 1413, 2355, 2787, 3169, 4645, 7065, 8361, 9507, 13935, 15845, 28521, 41805, 47535, 142605, 145853, 437559, 497533, 729265, 1312677, 1492599, 2187795, 2487665, 2944001, 4477797, 6563385, 7462995, 8832003, 14720005, 22388985, 26496009, 44160015, 132480045, 462208157, 1386624471, 2311040785, 4159873413, 6933122355, 20799367065]

約数ペア:

[(1, 20799367065), (3, 6933122355), (5, 4159873413), (9, 2311040785), (15, 1386624471), (45, 462208157), (157, 132480045), (471, 44160015), (785, 26496009), (929, 22388985), (1413, 14720005), (2355, 8832003), (2787, 7462995), (3169, 6563385), (4645, 4477797), (7065, 2944001), (8361, 2487665), (9507, 2187795), (13935, 1492599), (15845, 1312677), (28521, 729265), (41805, 497533), (47535, 437559), (142605, 145853)]