18191628

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{617}}^1$

素因数の和:653

約数の個数: 120

約数和(自身を含む): 58625952

約数和(自身を除く): 40434324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 42, 52, 54, 63, 78, 81, 84, 91, 108, 117, 126, 156, 162, 182, 189, 234, 252, 273, 324, 351, 364, 378, 468, 546, 567, 617, 702, 756, 819, 1053, 1092, 1134, 1234, 1404, 1638, 1851, 2106, 2268, 2457, 2468, 3276, 3702, 4212, 4319, 4914, 5553, 7371, 7404, 8021, 8638, 9828, 11106, 12957, 14742, 16042, 16659, 17276, 22212, 24063, 25914, 29484, 32084, 33318, 38871, 48126, 49977, 51828, 56147, 66636, 72189, 77742, 96252, 99954, 112294, 116613, 144378, 155484, 168441, 199908, 216567, 224588, 233226, 288756, 336882, 349839, 433134, 466452, 505323, 649701, 673764, 699678, 866268, 1010646, 1299402, 1399356, 1515969, 2021292, 2598804, 3031938, 4547907, 6063876, 9095814, 18191628]

約数ペア:

[(1, 18191628), (2, 9095814), (3, 6063876), (4, 4547907), (6, 3031938), (7, 2598804), (9, 2021292), (12, 1515969), (13, 1399356), (14, 1299402), (18, 1010646), (21, 866268), (26, 699678), (27, 673764), (28, 649701), (36, 505323), (39, 466452), (42, 433134), (52, 349839), (54, 336882), (63, 288756), (78, 233226), (81, 224588), (84, 216567), (91, 199908), (108, 168441), (117, 155484), (126, 144378), (156, 116613), (162, 112294), (182, 99954), (189, 96252), (234, 77742), (252, 72189), (273, 66636), (324, 56147), (351, 51828), (364, 49977), (378, 48126), (468, 38871), (546, 33318), (567, 32084), (617, 29484), (702, 25914), (756, 24063), (819, 22212), (1053, 17276), (1092, 16659), (1134, 16042), (1234, 14742), (1404, 12957), (1638, 11106), (1851, 9828), (2106, 8638), (2268, 8021), (2457, 7404), (2468, 7371), (3276, 5553), (3702, 4914), (4212, 4319)]