20223657

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{521}}^1$

素因数の和:773

約数の個数: 24

約数和(自身を含む): 30944160

約数和(自身を除く): 10720503

約数列:

[1, 3, 9, 19, 57, 171, 227, 521, 681, 1563, 2043, 4313, 4689, 9899, 12939, 29697, 38817, 89091, 118267, 354801, 1064403, 2247073, 6741219, 20223657]

約数ペア:

[(1, 20223657), (3, 6741219), (9, 2247073), (19, 1064403), (57, 354801), (171, 118267), (227, 89091), (521, 38817), (681, 29697), (1563, 12939), (2043, 9899), (4313, 4689)]