189739173890

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{908669}}^1$

素因数の和:908859

約数の個数: 64

約数和(自身を含む): 413481196800

約数和(自身を除く): 223742022910

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 133, 157, 190, 266, 314, 665, 785, 1099, 1330, 1570, 2198, 2983, 5495, 5966, 10990, 14915, 20881, 29830, 41762, 104405, 208810, 908669, 1817338, 4543345, 6360683, 9086690, 12721366, 17264711, 31803415, 34529422, 63606830, 86323555, 120852977, 142661033, 172647110, 241705954, 285322066, 604264885, 713305165, 998627231, 1208529770, 1426610330, 1997254462, 2710559627, 4993136155, 5421119254, 9986272310, 13552798135, 18973917389, 27105596270, 37947834778, 94869586945, 189739173890]

約数ペア:

[(1, 189739173890), (2, 94869586945), (5, 37947834778), (7, 27105596270), (10, 18973917389), (14, 13552798135), (19, 9986272310), (35, 5421119254), (38, 4993136155), (70, 2710559627), (95, 1997254462), (133, 1426610330), (157, 1208529770), (190, 998627231), (266, 713305165), (314, 604264885), (665, 285322066), (785, 241705954), (1099, 172647110), (1330, 142661033), (1570, 120852977), (2198, 86323555), (2983, 63606830), (5495, 34529422), (5966, 31803415), (10990, 17264711), (14915, 12721366), (20881, 9086690), (29830, 6360683), (41762, 4543345), (104405, 1817338), (208810, 908669)]