18579834

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 53760000

約数和(自身を除く): 35180166

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 19, 21, 26, 27, 38, 39, 42, 54, 57, 63, 78, 91, 114, 117, 126, 133, 171, 182, 189, 199, 234, 247, 266, 273, 342, 351, 378, 398, 399, 494, 513, 546, 597, 702, 741, 798, 819, 1026, 1194, 1197, 1393, 1482, 1638, 1729, 1791, 2223, 2394, 2457, 2587, 2786, 3458, 3582, 3591, 3781, 4179, 4446, 4914, 5174, 5187, 5373, 6669, 7182, 7562, 7761, 8358, 10374, 10746, 11343, 12537, 13338, 15522, 15561, 18109, 22686, 23283, 25074, 26467, 31122, 34029, 36218, 37611, 46566, 46683, 49153, 52934, 54327, 68058, 69849, 75222, 79401, 93366, 98306, 102087, 108654, 139698, 147459, 158802, 162981, 204174, 238203, 294918, 325962, 344071, 442377, 476406, 488943, 688142, 714609, 884754, 977886, 1032213, 1327131, 1429218, 2064426, 2654262, 3096639, 6193278, 9289917, 18579834]

約数ペア:

[(1, 18579834), (2, 9289917), (3, 6193278), (6, 3096639), (7, 2654262), (9, 2064426), (13, 1429218), (14, 1327131), (18, 1032213), (19, 977886), (21, 884754), (26, 714609), (27, 688142), (38, 488943), (39, 476406), (42, 442377), (54, 344071), (57, 325962), (63, 294918), (78, 238203), (91, 204174), (114, 162981), (117, 158802), (126, 147459), (133, 139698), (171, 108654), (182, 102087), (189, 98306), (199, 93366), (234, 79401), (247, 75222), (266, 69849), (273, 68058), (342, 54327), (351, 52934), (378, 49153), (398, 46683), (399, 46566), (494, 37611), (513, 36218), (546, 34029), (597, 31122), (702, 26467), (741, 25074), (798, 23283), (819, 22686), (1026, 18109), (1194, 15561), (1197, 15522), (1393, 13338), (1482, 12537), (1638, 11343), (1729, 10746), (1791, 10374), (2223, 8358), (2394, 7761), (2457, 7562), (2587, 7182), (2786, 6669), (3458, 5373), (3582, 5187), (3591, 5174), (3781, 4914), (4179, 4446)]