20467888936

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{307}}^1\times {\mathrm{379}}^1\times {\mathrm{1999}}^1$

素因数の和:2702

約数の個数: 64

約数和(自身を含む): 42134400000

約数和(自身を除く): 21666511064

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 307, 379, 614, 758, 1228, 1516, 1999, 2456, 3032, 3377, 3998, 4169, 6754, 7996, 8338, 13508, 15992, 16676, 21989, 27016, 33352, 43978, 87956, 116353, 175912, 232706, 465412, 613693, 757621, 930824, 1227386, 1279883, 1515242, 2454772, 2559766, 3030484, 4909544, 5119532, 6060968, 6750623, 8333831, 10239064, 13501246, 16667662, 27002492, 33335324, 54004984, 66670648, 232589647, 465179294, 930358588, 1860717176, 2558486117, 5116972234, 10233944468, 20467888936]

約数ペア:

[(1, 20467888936), (2, 10233944468), (4, 5116972234), (8, 2558486117), (11, 1860717176), (22, 930358588), (44, 465179294), (88, 232589647), (307, 66670648), (379, 54004984), (614, 33335324), (758, 27002492), (1228, 16667662), (1516, 13501246), (1999, 10239064), (2456, 8333831), (3032, 6750623), (3377, 6060968), (3998, 5119532), (4169, 4909544), (6754, 3030484), (7996, 2559766), (8338, 2454772), (13508, 1515242), (15992, 1279883), (16676, 1227386), (21989, 930824), (27016, 757621), (33352, 613693), (43978, 465412), (87956, 232706), (116353, 175912)]