31801364

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{113}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 70607040

約数和(自身を除く): 38805676

約数列:

[1, 2, 4, 7, 14, 19, 23, 28, 38, 46, 76, 92, 113, 133, 161, 226, 266, 322, 437, 452, 529, 532, 644, 791, 874, 1058, 1582, 1748, 2116, 2147, 2599, 3059, 3164, 3703, 4294, 5198, 6118, 7406, 8588, 10051, 10396, 12236, 14812, 15029, 18193, 20102, 30058, 36386, 40204, 49381, 59777, 60116, 70357, 72772, 98762, 119554, 140714, 197524, 239108, 281428, 345667, 418439, 691334, 836878, 1135763, 1382668, 1673756, 2271526, 4543052, 7950341, 15900682, 31801364]

約数ペア:

[(1, 31801364), (2, 15900682), (4, 7950341), (7, 4543052), (14, 2271526), (19, 1673756), (23, 1382668), (28, 1135763), (38, 836878), (46, 691334), (76, 418439), (92, 345667), (113, 281428), (133, 239108), (161, 197524), (226, 140714), (266, 119554), (322, 98762), (437, 72772), (452, 70357), (529, 60116), (532, 59777), (644, 49381), (791, 40204), (874, 36386), (1058, 30058), (1582, 20102), (1748, 18193), (2116, 15029), (2147, 14812), (2599, 12236), (3059, 10396), (3164, 10051), (3703, 8588), (4294, 7406), (5198, 6118)]