20298273

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{2161}}^1$

素因数の和:2296

約数の個数: 16

約数和(自身を含む): 28227072

約数和(自身を除く): 7928799

約数列:

[1, 3, 31, 93, 101, 303, 2161, 3131, 6483, 9393, 66991, 200973, 218261, 654783, 6766091, 20298273]

約数ペア:

[(1, 20298273), (3, 6766091), (31, 654783), (93, 218261), (101, 200973), (303, 66991), (2161, 9393), (3131, 6483)]