18880456330

素因数分解:

$2^1\times 5^1\times {\mathrm{269}}^1\times {\mathrm{557}}^1\times {\mathrm{12601}}^1$

素因数の和:13434

約数の個数: 32

約数和(自身を含む): 34175111760

約数和(自身を除く): 15294655430

約数列:

[1, 2, 5, 10, 269, 538, 557, 1114, 1345, 2690, 2785, 5570, 12601, 25202, 63005, 126010, 149833, 299666, 749165, 1498330, 3389669, 6779338, 7018757, 14037514, 16948345, 33896690, 35093785, 70187570, 1888045633, 3776091266, 9440228165, 18880456330]

約数ペア:

[(1, 18880456330), (2, 9440228165), (5, 3776091266), (10, 1888045633), (269, 70187570), (538, 35093785), (557, 33896690), (1114, 16948345), (1345, 14037514), (2690, 7018757), (2785, 6779338), (5570, 3389669), (12601, 1498330), (25202, 749165), (63005, 299666), (126010, 149833)]