163925768

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{1831}}^1$

素因数の和:1906

約数の個数: 48

約数和(自身を含む): 335036160

約数和(自身を除く): 171110392

約数列:

[1, 2, 4, 8, 19, 31, 38, 62, 76, 124, 152, 248, 361, 589, 722, 1178, 1444, 1831, 2356, 2888, 3662, 4712, 7324, 11191, 14648, 22382, 34789, 44764, 56761, 69578, 89528, 113522, 139156, 227044, 278312, 454088, 660991, 1078459, 1321982, 2156918, 2643964, 4313836, 5287928, 8627672, 20490721, 40981442, 81962884, 163925768]

約数ペア:

[(1, 163925768), (2, 81962884), (4, 40981442), (8, 20490721), (19, 8627672), (31, 5287928), (38, 4313836), (62, 2643964), (76, 2156918), (124, 1321982), (152, 1078459), (248, 660991), (361, 454088), (589, 278312), (722, 227044), (1178, 139156), (1444, 113522), (1831, 89528), (2356, 69578), (2888, 56761), (3662, 44764), (4712, 34789), (7324, 22382), (11191, 14648)]