20851796109

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1\times {\mathrm{467}}^1\times {\mathrm{929}}^1$

素因数の和:1869

約数の個数: 32

約数和(自身を含む): 28711912320

約数和(自身を除く): 7860116211

約数列:

[1, 3, 37, 111, 433, 467, 929, 1299, 1401, 2787, 16021, 17279, 34373, 48063, 51837, 103119, 202211, 402257, 433843, 606633, 1206771, 1301529, 7481807, 14883509, 16052191, 22445421, 44650527, 48156573, 187854019, 563562057, 6950598703, 20851796109]

約数ペア:

[(1, 20851796109), (3, 6950598703), (37, 563562057), (111, 187854019), (433, 48156573), (467, 44650527), (929, 22445421), (1299, 16052191), (1401, 14883509), (2787, 7481807), (16021, 1301529), (17279, 1206771), (34373, 606633), (48063, 433843), (51837, 402257), (103119, 202211)]