20009571105

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1\times {\mathrm{40883}}^1$

素因数の和:41445

約数の個数: 32

約数和(自身を含む): 32560671744

約数和(自身を除く): 12551100639

約数列:

[1, 3, 5, 15, 67, 201, 335, 487, 1005, 1461, 2435, 7305, 32629, 40883, 97887, 122649, 163145, 204415, 489435, 613245, 2739161, 8217483, 13695805, 19910021, 41087415, 59730063, 99550105, 298650315, 1333971407, 4001914221, 6669857035, 20009571105]

約数ペア:

[(1, 20009571105), (3, 6669857035), (5, 4001914221), (15, 1333971407), (67, 298650315), (201, 99550105), (335, 59730063), (487, 41087415), (1005, 19910021), (1461, 13695805), (2435, 8217483), (7305, 2739161), (32629, 613245), (40883, 489435), (97887, 204415), (122649, 163145)]