20174469874

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{4229}}^1$

素因数の和:4555

約数の個数: 64

約数和(自身を含む): 35458093440

約数和(自身を除く): 15283623566

約数列:

[1, 2, 13, 17, 26, 34, 43, 86, 221, 251, 442, 502, 559, 731, 1118, 1462, 3263, 4229, 4267, 6526, 8458, 8534, 9503, 10793, 19006, 21586, 54977, 55471, 71893, 109954, 110942, 140309, 143786, 181847, 183481, 280618, 363694, 366962, 934609, 1061479, 1869218, 2122958, 2364011, 2385253, 3091399, 4728022, 4770506, 6182798, 13799227, 18045143, 27598454, 36090286, 40188187, 45643597, 80376374, 91287194, 234586859, 469173718, 593366761, 775941149, 1186733522, 1551882298, 10087234937, 20174469874]

約数ペア:

[(1, 20174469874), (2, 10087234937), (13, 1551882298), (17, 1186733522), (26, 775941149), (34, 593366761), (43, 469173718), (86, 234586859), (221, 91287194), (251, 80376374), (442, 45643597), (502, 40188187), (559, 36090286), (731, 27598454), (1118, 18045143), (1462, 13799227), (3263, 6182798), (4229, 4770506), (4267, 4728022), (6526, 3091399), (8458, 2385253), (8534, 2364011), (9503, 2122958), (10793, 1869218), (19006, 1061479), (21586, 934609), (54977, 366962), (55471, 363694), (71893, 280618), (109954, 183481), (110942, 181847), (140309, 143786)]