18347868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6619}}^1$

素因数の和:6647

約数の個数: 72

約数和(自身を含む): 57832320

約数和(自身を除く): 39484452

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 63, 66, 77, 84, 99, 126, 132, 154, 198, 231, 252, 308, 396, 462, 693, 924, 1386, 2772, 6619, 13238, 19857, 26476, 39714, 46333, 59571, 72809, 79428, 92666, 119142, 138999, 145618, 185332, 218427, 238284, 277998, 291236, 416997, 436854, 509663, 555996, 655281, 833994, 873708, 1019326, 1310562, 1528989, 1667988, 2038652, 2621124, 3057978, 4586967, 6115956, 9173934, 18347868]

約数ペア:

[(1, 18347868), (2, 9173934), (3, 6115956), (4, 4586967), (6, 3057978), (7, 2621124), (9, 2038652), (11, 1667988), (12, 1528989), (14, 1310562), (18, 1019326), (21, 873708), (22, 833994), (28, 655281), (33, 555996), (36, 509663), (42, 436854), (44, 416997), (63, 291236), (66, 277998), (77, 238284), (84, 218427), (99, 185332), (126, 145618), (132, 138999), (154, 119142), (198, 92666), (231, 79428), (252, 72809), (308, 59571), (396, 46333), (462, 39714), (693, 26476), (924, 19857), (1386, 13238), (2772, 6619)]