20177794670

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{11149}}^1\times {\mathrm{16453}}^1$

素因数の和:27620

約数の個数: 32

約数和(自身を含む): 39627813600

約数和(自身を除く): 19450018930

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 11149, 16453, 22298, 32906, 55745, 82265, 111490, 122639, 164530, 180983, 245278, 361966, 613195, 904915, 1226390, 1809830, 183434497, 366868994, 917172485, 1834344970, 2017779467, 4035558934, 10088897335, 20177794670]

約数ペア:

[(1, 20177794670), (2, 10088897335), (5, 4035558934), (10, 2017779467), (11, 1834344970), (22, 917172485), (55, 366868994), (110, 183434497), (11149, 1809830), (16453, 1226390), (22298, 904915), (32906, 613195), (55745, 361966), (82265, 245278), (111490, 180983), (122639, 164530)]