18019611708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{41389}}^1$

素因数の和:41547

約数の個数: 96

約数和(自身を含む): 49397806080

約数和(自身を除く): 31378194372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 73, 84, 142, 146, 213, 219, 284, 292, 426, 438, 497, 511, 852, 876, 994, 1022, 1491, 1533, 1988, 2044, 2982, 3066, 5183, 5964, 6132, 10366, 15549, 20732, 31098, 36281, 41389, 62196, 72562, 82778, 108843, 124167, 145124, 165556, 217686, 248334, 289723, 435372, 496668, 579446, 869169, 1158892, 1738338, 2938619, 3021397, 3476676, 5877238, 6042794, 8815857, 9064191, 11754476, 12085588, 17631714, 18128382, 20570333, 21149779, 35263428, 36256764, 41140666, 42299558, 61710999, 63449337, 82281332, 84599116, 123421998, 126898674, 214519187, 246843996, 253797348, 429038374, 643557561, 858076748, 1287115122, 1501634309, 2574230244, 3003268618, 4504902927, 6006537236, 9009805854, 18019611708]

約数ペア:

[(1, 18019611708), (2, 9009805854), (3, 6006537236), (4, 4504902927), (6, 3003268618), (7, 2574230244), (12, 1501634309), (14, 1287115122), (21, 858076748), (28, 643557561), (42, 429038374), (71, 253797348), (73, 246843996), (84, 214519187), (142, 126898674), (146, 123421998), (213, 84599116), (219, 82281332), (284, 63449337), (292, 61710999), (426, 42299558), (438, 41140666), (497, 36256764), (511, 35263428), (852, 21149779), (876, 20570333), (994, 18128382), (1022, 17631714), (1491, 12085588), (1533, 11754476), (1988, 9064191), (2044, 8815857), (2982, 6042794), (3066, 5877238), (5183, 3476676), (5964, 3021397), (6132, 2938619), (10366, 1738338), (15549, 1158892), (20732, 869169), (31098, 579446), (36281, 496668), (41389, 435372), (62196, 289723), (72562, 248334), (82778, 217686), (108843, 165556), (124167, 145124)]