20318415

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{3593}}^1$

素因数の和:3643

約数の個数: 32

約数和(自身を含む): 36227520

約数和(自身を除く): 15909105

約数列:

[1, 3, 5, 13, 15, 29, 39, 65, 87, 145, 195, 377, 435, 1131, 1885, 3593, 5655, 10779, 17965, 46709, 53895, 104197, 140127, 233545, 312591, 520985, 700635, 1354561, 1562955, 4063683, 6772805, 20318415]

約数ペア:

[(1, 20318415), (3, 6772805), (5, 4063683), (13, 1562955), (15, 1354561), (29, 700635), (39, 520985), (65, 312591), (87, 233545), (145, 140127), (195, 104197), (377, 53895), (435, 46709), (1131, 17965), (1885, 10779), (3593, 5655)]