18808036

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{311}}^1\times {\mathrm{1163}}^1$

素因数の和:1491

約数の個数: 24

約数和(自身を含む): 35590464

約数和(自身を除く): 16782428

約数列:

[1, 2, 4, 13, 26, 52, 311, 622, 1163, 1244, 2326, 4043, 4652, 8086, 15119, 16172, 30238, 60476, 361693, 723386, 1446772, 4702009, 9404018, 18808036]

約数ペア:

[(1, 18808036), (2, 9404018), (4, 4702009), (13, 1446772), (26, 723386), (52, 361693), (311, 60476), (622, 30238), (1163, 16172), (1244, 15119), (2326, 8086), (4043, 4652)]