20784882705

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{5783}}^1\times {\mathrm{12611}}^1$

素因数の和:18421

約数の個数: 32

約数和(自身を含む): 35014947840

約数和(自身を除く): 14230065135

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 5783, 12611, 17349, 28915, 37833, 63055, 86745, 109877, 189165, 239609, 329631, 549385, 718827, 1198045, 1648155, 3594135, 72929413, 218788239, 364647065, 1093941195, 1385658847, 4156976541, 6928294235, 20784882705]

約数ペア:

[(1, 20784882705), (3, 6928294235), (5, 4156976541), (15, 1385658847), (19, 1093941195), (57, 364647065), (95, 218788239), (285, 72929413), (5783, 3594135), (12611, 1648155), (17349, 1198045), (28915, 718827), (37833, 549385), (63055, 329631), (86745, 239609), (109877, 189165)]