18641826

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1$

素因数の和:1005

約数の個数: 80

約数和(自身を含む): 50599296

約数和(自身を除く): 31957470

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 27, 34, 42, 51, 54, 63, 81, 102, 119, 126, 153, 162, 189, 238, 306, 357, 378, 459, 567, 714, 918, 967, 1071, 1134, 1377, 1934, 2142, 2754, 2901, 3213, 5802, 6426, 6769, 8703, 9639, 13538, 16439, 17406, 19278, 20307, 26109, 32878, 40614, 49317, 52218, 60921, 78327, 98634, 115073, 121842, 147951, 156654, 182763, 230146, 295902, 345219, 365526, 443853, 548289, 690438, 887706, 1035657, 1096578, 1331559, 2071314, 2663118, 3106971, 6213942, 9320913, 18641826]

約数ペア:

[(1, 18641826), (2, 9320913), (3, 6213942), (6, 3106971), (7, 2663118), (9, 2071314), (14, 1331559), (17, 1096578), (18, 1035657), (21, 887706), (27, 690438), (34, 548289), (42, 443853), (51, 365526), (54, 345219), (63, 295902), (81, 230146), (102, 182763), (119, 156654), (126, 147951), (153, 121842), (162, 115073), (189, 98634), (238, 78327), (306, 60921), (357, 52218), (378, 49317), (459, 40614), (567, 32878), (714, 26109), (918, 20307), (967, 19278), (1071, 17406), (1134, 16439), (1377, 13538), (1934, 9639), (2142, 8703), (2754, 6769), (2901, 6426), (3213, 5802)]