19627648

素因数分解:

$2^7\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{113}}^1$

素因数の和:209

約数の個数: 64

約数和(自身を含む): 41860800

約数和(自身を除く): 22233152

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 59, 64, 92, 113, 118, 128, 184, 226, 236, 368, 452, 472, 736, 904, 944, 1357, 1472, 1808, 1888, 2599, 2714, 2944, 3616, 3776, 5198, 5428, 6667, 7232, 7552, 10396, 10856, 13334, 14464, 20792, 21712, 26668, 41584, 43424, 53336, 83168, 86848, 106672, 153341, 166336, 173696, 213344, 306682, 332672, 426688, 613364, 853376, 1226728, 2453456, 4906912, 9813824, 19627648]

約数ペア:

[(1, 19627648), (2, 9813824), (4, 4906912), (8, 2453456), (16, 1226728), (23, 853376), (32, 613364), (46, 426688), (59, 332672), (64, 306682), (92, 213344), (113, 173696), (118, 166336), (128, 153341), (184, 106672), (226, 86848), (236, 83168), (368, 53336), (452, 43424), (472, 41584), (736, 26668), (904, 21712), (944, 20792), (1357, 14464), (1472, 13334), (1808, 10856), (1888, 10396), (2599, 7552), (2714, 7232), (2944, 6667), (3616, 5428), (3776, 5198)]