18698394

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:116

約数の個数: 128

約数和(自身を含む): 49029120

約数和(自身を除く): 30330726

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 31, 33, 37, 38, 39, 57, 62, 66, 74, 78, 93, 111, 114, 143, 186, 209, 222, 247, 286, 341, 403, 407, 418, 429, 481, 494, 589, 627, 682, 703, 741, 806, 814, 858, 962, 1023, 1147, 1178, 1209, 1221, 1254, 1406, 1443, 1482, 1767, 2046, 2109, 2294, 2418, 2442, 2717, 2886, 3441, 3534, 4218, 4433, 5291, 5434, 6479, 6882, 7657, 7733, 8151, 8866, 9139, 10582, 12617, 12958, 13299, 14911, 15314, 15466, 15873, 16302, 18278, 19437, 21793, 22971, 23199, 25234, 26598, 27417, 29822, 31746, 37851, 38874, 43586, 44733, 45942, 46398, 54834, 65379, 75702, 84227, 89466, 100529, 130758, 164021, 168454, 201058, 239723, 252681, 283309, 301587, 328042, 479446, 492063, 505362, 566618, 603174, 719169, 849927, 984126, 1438338, 1699854, 3116399, 6232798, 9349197, 18698394]

約数ペア:

[(1, 18698394), (2, 9349197), (3, 6232798), (6, 3116399), (11, 1699854), (13, 1438338), (19, 984126), (22, 849927), (26, 719169), (31, 603174), (33, 566618), (37, 505362), (38, 492063), (39, 479446), (57, 328042), (62, 301587), (66, 283309), (74, 252681), (78, 239723), (93, 201058), (111, 168454), (114, 164021), (143, 130758), (186, 100529), (209, 89466), (222, 84227), (247, 75702), (286, 65379), (341, 54834), (403, 46398), (407, 45942), (418, 44733), (429, 43586), (481, 38874), (494, 37851), (589, 31746), (627, 29822), (682, 27417), (703, 26598), (741, 25234), (806, 23199), (814, 22971), (858, 21793), (962, 19437), (1023, 18278), (1147, 16302), (1178, 15873), (1209, 15466), (1221, 15314), (1254, 14911), (1406, 13299), (1443, 12958), (1482, 12617), (1767, 10582), (2046, 9139), (2109, 8866), (2294, 8151), (2418, 7733), (2442, 7657), (2717, 6882), (2886, 6479), (3441, 5434), (3534, 5291), (4218, 4433)]