20786315615

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{233}}^1\times {\mathrm{10477}}^1$

素因数の和:10859

約数の個数: 32

約数和(自身を含む): 27186134976

約数和(自身を除く): 6399819361

約数列:

[1, 5, 13, 65, 131, 233, 655, 1165, 1703, 3029, 8515, 10477, 15145, 30523, 52385, 136201, 152615, 396799, 681005, 1372487, 1983995, 2441141, 6862435, 12205705, 17842331, 31734833, 89211655, 158674165, 319789471, 1598947355, 4157263123, 20786315615]

約数ペア:

[(1, 20786315615), (5, 4157263123), (13, 1598947355), (65, 319789471), (131, 158674165), (233, 89211655), (655, 31734833), (1165, 17842331), (1703, 12205705), (3029, 6862435), (8515, 2441141), (10477, 1983995), (15145, 1372487), (30523, 681005), (52385, 396799), (136201, 152615)]