19890144

素因数分解:

$2^5\times 3^3\times {\mathrm{23021}}^1$

素因数の和:23040

約数の個数: 48

約数和(自身を含む): 58015440

約数和(自身を除く): 38125296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 72, 96, 108, 144, 216, 288, 432, 864, 23021, 46042, 69063, 92084, 138126, 184168, 207189, 276252, 368336, 414378, 552504, 621567, 736672, 828756, 1105008, 1243134, 1657512, 2210016, 2486268, 3315024, 4972536, 6630048, 9945072, 19890144]

約数ペア:

[(1, 19890144), (2, 9945072), (3, 6630048), (4, 4972536), (6, 3315024), (8, 2486268), (9, 2210016), (12, 1657512), (16, 1243134), (18, 1105008), (24, 828756), (27, 736672), (32, 621567), (36, 552504), (48, 414378), (54, 368336), (72, 276252), (96, 207189), (108, 184168), (144, 138126), (216, 92084), (288, 69063), (432, 46042), (864, 23021)]