20007854490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{51302191}}^1$

素因数の和:51302214

約数の個数: 32

約数和(自身を含む): 51712609536

約数和(自身を除く): 31704755046

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 51302191, 102604382, 153906573, 256510955, 307813146, 513021910, 666928483, 769532865, 1333856966, 1539065730, 2000785449, 3334642415, 4001570898, 6669284830, 10003927245, 20007854490]

約数ペア:

[(1, 20007854490), (2, 10003927245), (3, 6669284830), (5, 4001570898), (6, 3334642415), (10, 2000785449), (13, 1539065730), (15, 1333856966), (26, 769532865), (30, 666928483), (39, 513021910), (65, 307813146), (78, 256510955), (130, 153906573), (195, 102604382), (390, 51302191)]