18892208

素因数分解:

$2^4\times {\mathrm{89}}^1\times {\mathrm{13267}}^1$

素因数の和:13364

約数の個数: 20

約数和(自身を含む): 37017720

約数和(自身を除く): 18125512

約数列:

[1, 2, 4, 8, 16, 89, 178, 356, 712, 1424, 13267, 26534, 53068, 106136, 212272, 1180763, 2361526, 4723052, 9446104, 18892208]

約数ペア:

[(1, 18892208), (2, 9446104), (4, 4723052), (8, 2361526), (16, 1180763), (89, 212272), (178, 106136), (356, 53068), (712, 26534), (1424, 13267)]