18791028

素因数分解:

$2^2\times 3^4\times {\mathrm{59}}^1\times {\mathrm{983}}^1$

素因数の和:1058

約数の個数: 60

約数和(自身を含む): 50006880

約数和(自身を除く): 31215852

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 59, 81, 108, 118, 162, 177, 236, 324, 354, 531, 708, 983, 1062, 1593, 1966, 2124, 2949, 3186, 3932, 4779, 5898, 6372, 8847, 9558, 11796, 17694, 19116, 26541, 35388, 53082, 57997, 79623, 106164, 115994, 159246, 173991, 231988, 318492, 347982, 521973, 695964, 1043946, 1565919, 2087892, 3131838, 4697757, 6263676, 9395514, 18791028]

約数ペア:

[(1, 18791028), (2, 9395514), (3, 6263676), (4, 4697757), (6, 3131838), (9, 2087892), (12, 1565919), (18, 1043946), (27, 695964), (36, 521973), (54, 347982), (59, 318492), (81, 231988), (108, 173991), (118, 159246), (162, 115994), (177, 106164), (236, 79623), (324, 57997), (354, 53082), (531, 35388), (708, 26541), (983, 19116), (1062, 17694), (1593, 11796), (1966, 9558), (2124, 8847), (2949, 6372), (3186, 5898), (3932, 4779)]