18854548905

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{6793}}^1$

素因数の和:7006

約数の個数: 64

約数和(自身を含む): 32058114048

約数和(自身を除く): 13203565143

約数列:

[1, 3, 5, 15, 31, 47, 93, 127, 141, 155, 235, 381, 465, 635, 705, 1457, 1905, 3937, 4371, 5969, 6793, 7285, 11811, 17907, 19685, 20379, 21855, 29845, 33965, 59055, 89535, 101895, 185039, 210583, 319271, 555117, 631749, 862711, 925195, 957813, 1052915, 1596355, 2588133, 2775585, 3158745, 4313555, 4789065, 9897401, 12940665, 26744041, 29692203, 40547417, 49487005, 80232123, 121642251, 133720205, 148461015, 202737085, 401160615, 608211255, 1256969927, 3770909781, 6284849635, 18854548905]

約数ペア:

[(1, 18854548905), (3, 6284849635), (5, 3770909781), (15, 1256969927), (31, 608211255), (47, 401160615), (93, 202737085), (127, 148461015), (141, 133720205), (155, 121642251), (235, 80232123), (381, 49487005), (465, 40547417), (635, 29692203), (705, 26744041), (1457, 12940665), (1905, 9897401), (3937, 4789065), (4371, 4313555), (5969, 3158745), (6793, 2775585), (7285, 2588133), (11811, 1596355), (17907, 1052915), (19685, 957813), (20379, 925195), (21855, 862711), (29845, 631749), (33965, 555117), (59055, 319271), (89535, 210583), (101895, 185039)]