18590418

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:309

約数の個数: 128

約数和(自身を含む): 54743040

約数和(自身を除く): 36152622

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 17, 18, 21, 22, 27, 33, 34, 42, 51, 54, 63, 66, 77, 99, 102, 119, 126, 153, 154, 187, 189, 198, 231, 238, 263, 297, 306, 357, 374, 378, 459, 462, 526, 561, 594, 693, 714, 789, 918, 1071, 1122, 1309, 1386, 1578, 1683, 1841, 2079, 2142, 2367, 2618, 2893, 3213, 3366, 3682, 3927, 4158, 4471, 4734, 5049, 5523, 5786, 6426, 7101, 7854, 8679, 8942, 10098, 11046, 11781, 13413, 14202, 16569, 17358, 20251, 23562, 26037, 26826, 31297, 33138, 35343, 40239, 40502, 49181, 49707, 52074, 60753, 62594, 70686, 78111, 80478, 93891, 98362, 99414, 120717, 121506, 147543, 156222, 182259, 187782, 241434, 281673, 295086, 344267, 364518, 442629, 546777, 563346, 688534, 845019, 885258, 1032801, 1093554, 1327887, 1690038, 2065602, 2655774, 3098403, 6196806, 9295209, 18590418]

約数ペア:

[(1, 18590418), (2, 9295209), (3, 6196806), (6, 3098403), (7, 2655774), (9, 2065602), (11, 1690038), (14, 1327887), (17, 1093554), (18, 1032801), (21, 885258), (22, 845019), (27, 688534), (33, 563346), (34, 546777), (42, 442629), (51, 364518), (54, 344267), (63, 295086), (66, 281673), (77, 241434), (99, 187782), (102, 182259), (119, 156222), (126, 147543), (153, 121506), (154, 120717), (187, 99414), (189, 98362), (198, 93891), (231, 80478), (238, 78111), (263, 70686), (297, 62594), (306, 60753), (357, 52074), (374, 49707), (378, 49181), (459, 40502), (462, 40239), (526, 35343), (561, 33138), (594, 31297), (693, 26826), (714, 26037), (789, 23562), (918, 20251), (1071, 17358), (1122, 16569), (1309, 14202), (1386, 13413), (1578, 11781), (1683, 11046), (1841, 10098), (2079, 8942), (2142, 8679), (2367, 7854), (2618, 7101), (2893, 6426), (3213, 5786), (3366, 5523), (3682, 5049), (3927, 4734), (4158, 4471)]