20804910698

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{401903}}^1$

素因数の和:402110

約数の個数: 32

約数和(自身を含む): 36865850112

約数和(自身を除く): 16060939414

約数列:

[1, 2, 11, 13, 22, 26, 143, 181, 286, 362, 1991, 2353, 3982, 4706, 25883, 51766, 401903, 803806, 4420933, 5224739, 8841866, 10449478, 57472129, 72744443, 114944258, 145488886, 800188873, 945677759, 1600377746, 1891355518, 10402455349, 20804910698]

約数ペア:

[(1, 20804910698), (2, 10402455349), (11, 1891355518), (13, 1600377746), (22, 945677759), (26, 800188873), (143, 145488886), (181, 114944258), (286, 72744443), (362, 57472129), (1991, 10449478), (2353, 8841866), (3982, 5224739), (4706, 4420933), (25883, 803806), (51766, 401903)]