20121567678908

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{54360871}}^1$

素因数の和:54361014

約数の個数: 48

約数和(自身を含む): 37653819043008

約数和(自身を除く): 17532251364100

約数列:

[1, 2, 4, 37, 41, 61, 74, 82, 122, 148, 164, 244, 1517, 2257, 2501, 3034, 4514, 5002, 6068, 9028, 10004, 92537, 185074, 370148, 54360871, 108721742, 217443484, 2011352227, 2228795711, 3316013131, 4022704454, 4457591422, 6632026262, 8045408908, 8915182844, 13264052524, 82465441307, 122692485847, 135956538371, 164930882614, 245384971694, 271913076742, 329861765228, 490769943388, 543826153484, 5030391919727, 10060783839454, 20121567678908]

約数ペア:

[(1, 20121567678908), (2, 10060783839454), (4, 5030391919727), (37, 543826153484), (41, 490769943388), (61, 329861765228), (74, 271913076742), (82, 245384971694), (122, 164930882614), (148, 135956538371), (164, 122692485847), (244, 82465441307), (1517, 13264052524), (2257, 8915182844), (2501, 8045408908), (3034, 6632026262), (4514, 4457591422), (5002, 4022704454), (6068, 3316013131), (9028, 2228795711), (10004, 2011352227), (92537, 217443484), (185074, 108721742), (370148, 54360871)]