20790888597

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{433}}^1\times {\mathrm{20441}}^1$

素因数の和:20915

約数の個数: 40

約数和(自身を含む): 32204735640

約数和(自身を除く): 11413847043

約数列:

[1, 3, 9, 27, 29, 81, 87, 261, 433, 783, 1299, 2349, 3897, 11691, 12557, 20441, 35073, 37671, 61323, 113013, 183969, 339039, 551907, 592789, 1017117, 1655721, 1778367, 5335101, 8850953, 16005303, 26552859, 48015909, 79658577, 238975731, 256677637, 716927193, 770032911, 2310098733, 6930296199, 20790888597]

約数ペア:

[(1, 20790888597), (3, 6930296199), (9, 2310098733), (27, 770032911), (29, 716927193), (81, 256677637), (87, 238975731), (261, 79658577), (433, 48015909), (783, 26552859), (1299, 16005303), (2349, 8850953), (3897, 5335101), (11691, 1778367), (12557, 1655721), (20441, 1017117), (35073, 592789), (37671, 551907), (61323, 339039), (113013, 183969)]