20186646580

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2371}}^1\times {\mathrm{4133}}^1$

素因数の和:6616

約数の個数: 48

約数和(自身を含む): 42831944064

約数和(自身を除く): 22645297484

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 2371, 4133, 4742, 8266, 9484, 11855, 16532, 20665, 23710, 41330, 47420, 82660, 244213, 425699, 488426, 851398, 976852, 1221065, 1702796, 2128495, 2442130, 4256990, 4884260, 8513980, 9799343, 19598686, 39197372, 48996715, 97993430, 195986860, 1009332329, 2018664658, 4037329316, 5046661645, 10093323290, 20186646580]

約数ペア:

[(1, 20186646580), (2, 10093323290), (4, 5046661645), (5, 4037329316), (10, 2018664658), (20, 1009332329), (103, 195986860), (206, 97993430), (412, 48996715), (515, 39197372), (1030, 19598686), (2060, 9799343), (2371, 8513980), (4133, 4884260), (4742, 4256990), (8266, 2442130), (9484, 2128495), (11855, 1702796), (16532, 1221065), (20665, 976852), (23710, 851398), (41330, 488426), (47420, 425699), (82660, 244213)]