16989388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{3671}}^1$

素因数の和:3777

約数の個数: 24

約数和(自身を含む): 32387040

約数和(自身を除く): 15397652

約数列:

[1, 2, 4, 13, 26, 52, 89, 178, 356, 1157, 2314, 3671, 4628, 7342, 14684, 47723, 95446, 190892, 326719, 653438, 1306876, 4247347, 8494694, 16989388]

約数ペア:

[(1, 16989388), (2, 8494694), (4, 4247347), (13, 1306876), (26, 653438), (52, 326719), (89, 190892), (178, 95446), (356, 47723), (1157, 14684), (2314, 7342), (3671, 4628)]