18673023265

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{251}}^1\times {\mathrm{619}}^1$

素因数の和:974

約数の個数: 48

約数和(自身を含む): 24844034880

約数和(自身を除く): 6171011615

約数列:

[1, 5, 13, 43, 65, 215, 251, 559, 619, 1255, 1849, 2795, 3095, 3263, 8047, 9245, 10793, 16315, 24037, 26617, 40235, 53965, 120185, 133085, 140309, 155369, 346021, 464099, 701545, 776845, 1144531, 1730105, 2019797, 2320495, 5722655, 6033287, 6680867, 10098985, 14878903, 30166435, 33404335, 74394515, 86851271, 287277281, 434256355, 1436386405, 3734604653, 18673023265]

約数ペア:

[(1, 18673023265), (5, 3734604653), (13, 1436386405), (43, 434256355), (65, 287277281), (215, 86851271), (251, 74394515), (559, 33404335), (619, 30166435), (1255, 14878903), (1849, 10098985), (2795, 6680867), (3095, 6033287), (3263, 5722655), (8047, 2320495), (9245, 2019797), (10793, 1730105), (16315, 1144531), (24037, 776845), (26617, 701545), (40235, 464099), (53965, 346021), (120185, 155369), (133085, 140309)]