18020110

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{431}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 33685632

約数和(自身を除く): 15665522

約数列:

[1, 2, 5, 10, 37, 74, 113, 185, 226, 370, 431, 565, 862, 1130, 2155, 4181, 4310, 8362, 15947, 20905, 31894, 41810, 48703, 79735, 97406, 159470, 243515, 487030, 1802011, 3604022, 9010055, 18020110]

約数ペア:

[(1, 18020110), (2, 9010055), (5, 3604022), (10, 1802011), (37, 487030), (74, 243515), (113, 159470), (185, 97406), (226, 79735), (370, 48703), (431, 41810), (565, 31894), (862, 20905), (1130, 15947), (2155, 8362), (4181, 4310)]