19548992

素因数分解:

$2^6\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 56

約数和(自身を含む): 40623744

約数和(自身を除く): 21074752

約数列:

[1, 2, 4, 8, 16, 32, 47, 64, 67, 94, 97, 134, 188, 194, 268, 376, 388, 536, 752, 776, 1072, 1504, 1552, 2144, 3008, 3104, 3149, 4288, 4559, 6208, 6298, 6499, 9118, 12596, 12998, 18236, 25192, 25996, 36472, 50384, 51992, 72944, 100768, 103984, 145888, 201536, 207968, 291776, 305453, 415936, 610906, 1221812, 2443624, 4887248, 9774496, 19548992]

約数ペア:

[(1, 19548992), (2, 9774496), (4, 4887248), (8, 2443624), (16, 1221812), (32, 610906), (47, 415936), (64, 305453), (67, 291776), (94, 207968), (97, 201536), (134, 145888), (188, 103984), (194, 100768), (268, 72944), (376, 51992), (388, 50384), (536, 36472), (752, 25996), (776, 25192), (1072, 18236), (1504, 12998), (1552, 12596), (2144, 9118), (3008, 6499), (3104, 6298), (3149, 6208), (4288, 4559)]