201718556

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1\times {\mathrm{743}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 398974464

約数和(自身を除く): 197255908

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 227, 299, 454, 598, 743, 908, 1196, 1486, 2951, 2972, 5221, 5902, 9659, 10442, 11804, 17089, 19318, 20884, 34178, 38636, 67873, 68356, 135746, 168661, 222157, 271492, 337322, 444314, 674644, 888628, 2192593, 3879203, 4385186, 7758406, 8770372, 15516812, 50429639, 100859278, 201718556]

約数ペア:

[(1, 201718556), (2, 100859278), (4, 50429639), (13, 15516812), (23, 8770372), (26, 7758406), (46, 4385186), (52, 3879203), (92, 2192593), (227, 888628), (299, 674644), (454, 444314), (598, 337322), (743, 271492), (908, 222157), (1196, 168661), (1486, 135746), (2951, 68356), (2972, 67873), (5221, 38636), (5902, 34178), (9659, 20884), (10442, 19318), (11804, 17089)]