2018399630

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{12511}}^1$

素因数の和:12621

約数の個数: 64

約数和(自身を含む): 4199827968

約数和(自身を除く): 2181428338

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 73, 85, 130, 146, 170, 221, 365, 442, 730, 949, 1105, 1241, 1898, 2210, 2482, 4745, 6205, 9490, 12410, 12511, 16133, 25022, 32266, 62555, 80665, 125110, 161330, 162643, 212687, 325286, 425374, 813215, 913303, 1063435, 1626430, 1826606, 2126870, 2764931, 4566515, 5529862, 9133030, 11872939, 13824655, 15526151, 23745878, 27649310, 31052302, 59364695, 77630755, 118729390, 155261510, 201839963, 403679926, 1009199815, 2018399630]

約数ペア:

[(1, 2018399630), (2, 1009199815), (5, 403679926), (10, 201839963), (13, 155261510), (17, 118729390), (26, 77630755), (34, 59364695), (65, 31052302), (73, 27649310), (85, 23745878), (130, 15526151), (146, 13824655), (170, 11872939), (221, 9133030), (365, 5529862), (442, 4566515), (730, 2764931), (949, 2126870), (1105, 1826606), (1241, 1626430), (1898, 1063435), (2210, 913303), (2482, 813215), (4745, 425374), (6205, 325286), (9490, 212687), (12410, 162643), (12511, 161330), (16133, 125110), (25022, 80665), (32266, 62555)]