18908892639

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{4297}}^1$

素因数の和:4531

約数の個数: 96

約数和(自身を含む): 35044172800

約数和(自身を除く): 16135280161

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 81, 91, 117, 189, 199, 243, 273, 351, 567, 597, 819, 1053, 1393, 1701, 1791, 2457, 2587, 3159, 4179, 4297, 5373, 7371, 7761, 12537, 12891, 16119, 18109, 22113, 23283, 30079, 37611, 38673, 48357, 54327, 55861, 69849, 90237, 112833, 116019, 162981, 167583, 209547, 270711, 338499, 348057, 391027, 488943, 502749, 628641, 812133, 855103, 1044171, 1173081, 1466829, 1508247, 2436399, 2565309, 3519243, 4400487, 4524741, 5985721, 7309197, 7695927, 10557729, 11116339, 13574223, 17957163, 23087781, 31673187, 33349017, 53871489, 69263343, 77814373, 95019561, 100047051, 161614467, 207790029, 233443119, 300141153, 484843401, 700329357, 900423459, 1454530203, 2100988071, 2701270377, 6302964213, 18908892639]

約数ペア:

[(1, 18908892639), (3, 6302964213), (7, 2701270377), (9, 2100988071), (13, 1454530203), (21, 900423459), (27, 700329357), (39, 484843401), (63, 300141153), (81, 233443119), (91, 207790029), (117, 161614467), (189, 100047051), (199, 95019561), (243, 77814373), (273, 69263343), (351, 53871489), (567, 33349017), (597, 31673187), (819, 23087781), (1053, 17957163), (1393, 13574223), (1701, 11116339), (1791, 10557729), (2457, 7695927), (2587, 7309197), (3159, 5985721), (4179, 4524741), (4297, 4400487), (5373, 3519243), (7371, 2565309), (7761, 2436399), (12537, 1508247), (12891, 1466829), (16119, 1173081), (18109, 1044171), (22113, 855103), (23283, 812133), (30079, 628641), (37611, 502749), (38673, 488943), (48357, 391027), (54327, 348057), (55861, 338499), (69849, 270711), (90237, 209547), (112833, 167583), (116019, 162981)]