20174081655

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{2053}}^1$

素因数の和:2417

約数の個数: 128

約数和(自身を含む): 41607401472

約数和(自身を除く): 21433319817

約数列:

[1, 3, 5, 7, 13, 15, 21, 23, 35, 39, 65, 69, 91, 105, 115, 161, 195, 273, 299, 313, 345, 455, 483, 805, 897, 939, 1365, 1495, 1565, 2053, 2093, 2191, 2415, 4069, 4485, 4695, 6159, 6279, 6573, 7199, 10265, 10465, 10955, 12207, 14371, 20345, 21597, 26689, 28483, 30795, 31395, 32865, 35995, 43113, 47219, 50393, 61035, 71855, 80067, 85449, 93587, 107985, 133445, 141657, 142415, 151179, 186823, 215565, 236095, 251965, 280761, 330533, 400335, 427245, 467935, 560469, 613847, 642589, 655109, 708285, 755895, 934115, 991599, 1403805, 1652665, 1841541, 1927767, 1965327, 2802345, 3069235, 3212945, 3275545, 4296929, 4498123, 4957995, 8353657, 9207705, 9638835, 9826635, 12890787, 13494369, 14779547, 21484645, 22490615, 25060971, 41768285, 44338641, 58475599, 64453935, 67471845, 73897735, 103456829, 125304855, 175426797, 192134111, 221693205, 292377995, 310370487, 517284145, 576402333, 877133985, 960670555, 1344938777, 1551852435, 2882011665, 4034816331, 6724693885, 20174081655]

約数ペア:

[(1, 20174081655), (3, 6724693885), (5, 4034816331), (7, 2882011665), (13, 1551852435), (15, 1344938777), (21, 960670555), (23, 877133985), (35, 576402333), (39, 517284145), (65, 310370487), (69, 292377995), (91, 221693205), (105, 192134111), (115, 175426797), (161, 125304855), (195, 103456829), (273, 73897735), (299, 67471845), (313, 64453935), (345, 58475599), (455, 44338641), (483, 41768285), (805, 25060971), (897, 22490615), (939, 21484645), (1365, 14779547), (1495, 13494369), (1565, 12890787), (2053, 9826635), (2093, 9638835), (2191, 9207705), (2415, 8353657), (4069, 4957995), (4485, 4498123), (4695, 4296929), (6159, 3275545), (6279, 3212945), (6573, 3069235), (7199, 2802345), (10265, 1965327), (10465, 1927767), (10955, 1841541), (12207, 1652665), (14371, 1403805), (20345, 991599), (21597, 934115), (26689, 755895), (28483, 708285), (30795, 655109), (31395, 642589), (32865, 613847), (35995, 560469), (43113, 467935), (47219, 427245), (50393, 400335), (61035, 330533), (71855, 280761), (80067, 251965), (85449, 236095), (93587, 215565), (107985, 186823), (133445, 151179), (141657, 142415)]