18655902

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{1487}}^1$

素因数の和:1553

約数の個数: 48

約数和(自身を含む): 43872192

約数和(自身を除く): 25216290

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 41, 51, 82, 102, 123, 153, 246, 306, 369, 697, 738, 1394, 1487, 2091, 2974, 4182, 4461, 6273, 8922, 12546, 13383, 25279, 26766, 50558, 60967, 75837, 121934, 151674, 182901, 227511, 365802, 455022, 548703, 1036439, 1097406, 2072878, 3109317, 6218634, 9327951, 18655902]

約数ペア:

[(1, 18655902), (2, 9327951), (3, 6218634), (6, 3109317), (9, 2072878), (17, 1097406), (18, 1036439), (34, 548703), (41, 455022), (51, 365802), (82, 227511), (102, 182901), (123, 151674), (153, 121934), (246, 75837), (306, 60967), (369, 50558), (697, 26766), (738, 25279), (1394, 13383), (1487, 12546), (2091, 8922), (2974, 6273), (4182, 4461)]