19788576

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^2\times {\mathrm{571}}^1$

素因数の和:622

約数の個数: 72

約数和(自身を含む): 54918864

約数和(自身を除く): 35130288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 32, 38, 48, 57, 76, 96, 114, 152, 228, 304, 361, 456, 571, 608, 722, 912, 1083, 1142, 1444, 1713, 1824, 2166, 2284, 2888, 3426, 4332, 4568, 5776, 6852, 8664, 9136, 10849, 11552, 13704, 17328, 18272, 21698, 27408, 32547, 34656, 43396, 54816, 65094, 86792, 130188, 173584, 206131, 260376, 347168, 412262, 520752, 618393, 824524, 1041504, 1236786, 1649048, 2473572, 3298096, 4947144, 6596192, 9894288, 19788576]

約数ペア:

[(1, 19788576), (2, 9894288), (3, 6596192), (4, 4947144), (6, 3298096), (8, 2473572), (12, 1649048), (16, 1236786), (19, 1041504), (24, 824524), (32, 618393), (38, 520752), (48, 412262), (57, 347168), (76, 260376), (96, 206131), (114, 173584), (152, 130188), (228, 86792), (304, 65094), (361, 54816), (456, 43396), (571, 34656), (608, 32547), (722, 27408), (912, 21698), (1083, 18272), (1142, 17328), (1444, 13704), (1713, 11552), (1824, 10849), (2166, 9136), (2284, 8664), (2888, 6852), (3426, 5776), (4332, 4568)]