18442270

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{557}}^1$

素因数の和:625

約数の個数: 64

約数和(自身を含む): 42425856

約数和(自身を除く): 23983586

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 43, 55, 70, 77, 86, 110, 154, 215, 301, 385, 430, 473, 557, 602, 770, 946, 1114, 1505, 2365, 2785, 3010, 3311, 3899, 4730, 5570, 6127, 6622, 7798, 12254, 16555, 19495, 23951, 30635, 33110, 38990, 42889, 47902, 61270, 85778, 119755, 167657, 214445, 239510, 263461, 335314, 428890, 526922, 838285, 1317305, 1676570, 1844227, 2634610, 3688454, 9221135, 18442270]

約数ペア:

[(1, 18442270), (2, 9221135), (5, 3688454), (7, 2634610), (10, 1844227), (11, 1676570), (14, 1317305), (22, 838285), (35, 526922), (43, 428890), (55, 335314), (70, 263461), (77, 239510), (86, 214445), (110, 167657), (154, 119755), (215, 85778), (301, 61270), (385, 47902), (430, 42889), (473, 38990), (557, 33110), (602, 30635), (770, 23951), (946, 19495), (1114, 16555), (1505, 12254), (2365, 7798), (2785, 6622), (3010, 6127), (3311, 5570), (3899, 4730)]