19838432

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{487}}^1$

素因数の和:583

約数の個数: 48

約数和(自身を含む): 41811840

約数和(自身を除く): 21973408

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 67, 76, 134, 152, 268, 304, 487, 536, 608, 974, 1072, 1273, 1948, 2144, 2546, 3896, 5092, 7792, 9253, 10184, 15584, 18506, 20368, 32629, 37012, 40736, 65258, 74024, 130516, 148048, 261032, 296096, 522064, 619951, 1044128, 1239902, 2479804, 4959608, 9919216, 19838432]

約数ペア:

[(1, 19838432), (2, 9919216), (4, 4959608), (8, 2479804), (16, 1239902), (19, 1044128), (32, 619951), (38, 522064), (67, 296096), (76, 261032), (134, 148048), (152, 130516), (268, 74024), (304, 65258), (487, 40736), (536, 37012), (608, 32629), (974, 20368), (1072, 18506), (1273, 15584), (1948, 10184), (2144, 9253), (2546, 7792), (3896, 5092)]