20496516

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{89897}}^1$

素因数の和:89923

約数の個数: 24

約数和(自身を含む): 50342880

約数和(自身を除く): 29846364

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 89897, 179794, 269691, 359588, 539382, 1078764, 1708043, 3416086, 5124129, 6832172, 10248258, 20496516]

約数ペア:

[(1, 20496516), (2, 10248258), (3, 6832172), (4, 5124129), (6, 3416086), (12, 1708043), (19, 1078764), (38, 539382), (57, 359588), (76, 269691), (114, 179794), (228, 89897)]