18999684

素因数分解:

$2^2\times 3^5\times {\mathrm{11}}^1\times {\mathrm{1777}}^1$

素因数の和:1807

約数の個数: 72

約数和(自身を含む): 54364128

約数和(自身を除く): 35364444

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 27, 33, 36, 44, 54, 66, 81, 99, 108, 132, 162, 198, 243, 297, 324, 396, 486, 594, 891, 972, 1188, 1777, 1782, 2673, 3554, 3564, 5331, 5346, 7108, 10662, 10692, 15993, 19547, 21324, 31986, 39094, 47979, 58641, 63972, 78188, 95958, 117282, 143937, 175923, 191916, 234564, 287874, 351846, 431811, 527769, 575748, 703692, 863622, 1055538, 1583307, 1727244, 2111076, 3166614, 4749921, 6333228, 9499842, 18999684]

約数ペア:

[(1, 18999684), (2, 9499842), (3, 6333228), (4, 4749921), (6, 3166614), (9, 2111076), (11, 1727244), (12, 1583307), (18, 1055538), (22, 863622), (27, 703692), (33, 575748), (36, 527769), (44, 431811), (54, 351846), (66, 287874), (81, 234564), (99, 191916), (108, 175923), (132, 143937), (162, 117282), (198, 95958), (243, 78188), (297, 63972), (324, 58641), (396, 47979), (486, 39094), (594, 31986), (891, 21324), (972, 19547), (1188, 15993), (1777, 10692), (1782, 10662), (2673, 7108), (3554, 5346), (3564, 5331)]