18106418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{191}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 30965760

約数和(自身を除く): 12859342

約数列:

[1, 2, 11, 22, 31, 62, 139, 191, 278, 341, 382, 682, 1529, 2101, 3058, 4202, 4309, 5921, 8618, 11842, 26549, 47399, 53098, 65131, 94798, 130262, 292039, 584078, 823019, 1646038, 9053209, 18106418]

約数ペア:

[(1, 18106418), (2, 9053209), (11, 1646038), (22, 823019), (31, 584078), (62, 292039), (139, 130262), (191, 94798), (278, 65131), (341, 53098), (382, 47399), (682, 26549), (1529, 11842), (2101, 8618), (3058, 5921), (4202, 4309)]