201813018

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:212

約数の個数: 128

約数和(自身を含む): 492687360

約数和(自身を除く): 290874342

約数列:

[1, 2, 3, 6, 11, 17, 22, 33, 34, 43, 47, 51, 66, 86, 89, 94, 102, 129, 141, 178, 187, 258, 267, 282, 374, 473, 517, 534, 561, 731, 799, 946, 979, 1034, 1122, 1419, 1462, 1513, 1551, 1598, 1958, 2021, 2193, 2397, 2838, 2937, 3026, 3102, 3827, 4042, 4183, 4386, 4539, 4794, 5874, 6063, 7654, 8041, 8366, 8789, 9078, 11481, 12126, 12549, 16082, 16643, 17578, 22231, 22962, 24123, 25098, 26367, 33286, 34357, 42097, 44462, 46013, 48246, 49929, 52734, 65059, 66693, 68714, 71111, 84194, 92026, 99858, 103071, 126291, 130118, 133386, 138039, 142222, 179869, 195177, 206142, 213333, 252582, 276078, 359738, 377927, 390354, 426666, 539607, 715649, 755854, 782221, 1079214, 1133781, 1431298, 1564442, 1978559, 2146947, 2267562, 2346663, 3057773, 3957118, 4293894, 4693326, 5935677, 6115546, 9173319, 11871354, 18346638, 33635503, 67271006, 100906509, 201813018]

約数ペア:

[(1, 201813018), (2, 100906509), (3, 67271006), (6, 33635503), (11, 18346638), (17, 11871354), (22, 9173319), (33, 6115546), (34, 5935677), (43, 4693326), (47, 4293894), (51, 3957118), (66, 3057773), (86, 2346663), (89, 2267562), (94, 2146947), (102, 1978559), (129, 1564442), (141, 1431298), (178, 1133781), (187, 1079214), (258, 782221), (267, 755854), (282, 715649), (374, 539607), (473, 426666), (517, 390354), (534, 377927), (561, 359738), (731, 276078), (799, 252582), (946, 213333), (979, 206142), (1034, 195177), (1122, 179869), (1419, 142222), (1462, 138039), (1513, 133386), (1551, 130118), (1598, 126291), (1958, 103071), (2021, 99858), (2193, 92026), (2397, 84194), (2838, 71111), (2937, 68714), (3026, 66693), (3102, 65059), (3827, 52734), (4042, 49929), (4183, 48246), (4386, 46013), (4539, 44462), (4794, 42097), (5874, 34357), (6063, 33286), (7654, 26367), (8041, 25098), (8366, 24123), (8789, 22962), (9078, 22231), (11481, 17578), (12126, 16643), (12549, 16082)]