18431940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{3167}}^1$

素因数の和:3276

約数の個数: 48

約数和(自身を含む): 52157952

約数和(自身を除く): 33726012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 3167, 5820, 6334, 9501, 12668, 15835, 19002, 31670, 38004, 47505, 63340, 95010, 190020, 307199, 614398, 921597, 1228796, 1535995, 1843194, 3071990, 3686388, 4607985, 6143980, 9215970, 18431940]

約数ペア:

[(1, 18431940), (2, 9215970), (3, 6143980), (4, 4607985), (5, 3686388), (6, 3071990), (10, 1843194), (12, 1535995), (15, 1228796), (20, 921597), (30, 614398), (60, 307199), (97, 190020), (194, 95010), (291, 63340), (388, 47505), (485, 38004), (582, 31670), (970, 19002), (1164, 15835), (1455, 12668), (1940, 9501), (2910, 6334), (3167, 5820)]