20094037990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{7561}}^1\times {\mathrm{20443}}^1$

素因数の和:28024

約数の個数: 32

約数和(自身を含む): 38958577056

約数和(自身を除く): 18864539066

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 7561, 15122, 20443, 37805, 40886, 75610, 98293, 102215, 196586, 204430, 265759, 491465, 531518, 982930, 1328795, 2657590, 154569523, 309139046, 772847615, 1545695230, 2009403799, 4018807598, 10047018995, 20094037990]

約数ペア:

[(1, 20094037990), (2, 10047018995), (5, 4018807598), (10, 2009403799), (13, 1545695230), (26, 772847615), (65, 309139046), (130, 154569523), (7561, 2657590), (15122, 1328795), (20443, 982930), (37805, 531518), (40886, 491465), (75610, 265759), (98293, 204430), (102215, 196586)]