1388890096

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{7891421}}^1$

素因数の和:7891440

約数の個数: 20

約数和(自身を含む): 2935608984

約数和(自身を除く): 1546718888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 7891421, 15782842, 31565684, 63131368, 86805631, 126262736, 173611262, 347222524, 694445048, 1388890096]

約数ペア:

[(1, 1388890096), (2, 694445048), (4, 347222524), (8, 173611262), (11, 126262736), (16, 86805631), (22, 63131368), (44, 31565684), (88, 15782842), (176, 7891421)]