20868336

素因数分解:

$2^4\times 3^2\times {\mathrm{313}}^1\times {\mathrm{463}}^1$

素因数の和:790

約数の個数: 60

約数和(自身を含む): 58715488

約数和(自身を除く): 37847152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 313, 463, 626, 926, 939, 1252, 1389, 1852, 1878, 2504, 2778, 2817, 3704, 3756, 4167, 5008, 5556, 5634, 7408, 7512, 8334, 11112, 11268, 15024, 16668, 22224, 22536, 33336, 45072, 66672, 144919, 289838, 434757, 579676, 869514, 1159352, 1304271, 1739028, 2318704, 2608542, 3478056, 5217084, 6956112, 10434168, 20868336]

約数ペア:

[(1, 20868336), (2, 10434168), (3, 6956112), (4, 5217084), (6, 3478056), (8, 2608542), (9, 2318704), (12, 1739028), (16, 1304271), (18, 1159352), (24, 869514), (36, 579676), (48, 434757), (72, 289838), (144, 144919), (313, 66672), (463, 45072), (626, 33336), (926, 22536), (939, 22224), (1252, 16668), (1389, 15024), (1852, 11268), (1878, 11112), (2504, 8334), (2778, 7512), (2817, 7408), (3704, 5634), (3756, 5556), (4167, 5008)]