18158238

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{211}}^1\times {\mathrm{683}}^1$

素因数の和:909

約数の個数: 48

約数和(自身を含む): 45242496

約数和(自身を除く): 27084258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 211, 422, 633, 683, 1266, 1366, 1477, 1899, 2049, 2954, 3798, 4098, 4431, 4781, 6147, 8862, 9562, 12294, 13293, 14343, 26586, 28686, 43029, 86058, 144113, 288226, 432339, 864678, 1008791, 1297017, 2017582, 2594034, 3026373, 6052746, 9079119, 18158238]

約数ペア:

[(1, 18158238), (2, 9079119), (3, 6052746), (6, 3026373), (7, 2594034), (9, 2017582), (14, 1297017), (18, 1008791), (21, 864678), (42, 432339), (63, 288226), (126, 144113), (211, 86058), (422, 43029), (633, 28686), (683, 26586), (1266, 14343), (1366, 13293), (1477, 12294), (1899, 9562), (2049, 8862), (2954, 6147), (3798, 4781), (4098, 4431)]