28080746

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:171

約数の個数: 32

約数和(自身を含む): 46915200

約数和(自身を除く): 18834454

約数列:

[1, 2, 19, 23, 38, 46, 89, 178, 361, 437, 722, 874, 1691, 2047, 3382, 4094, 6859, 8303, 13718, 16606, 32129, 38893, 64258, 77786, 157757, 315514, 610451, 738967, 1220902, 1477934, 14040373, 28080746]

約数ペア:

[(1, 28080746), (2, 14040373), (19, 1477934), (23, 1220902), (38, 738967), (46, 610451), (89, 315514), (178, 157757), (361, 77786), (437, 64258), (722, 38893), (874, 32129), (1691, 16606), (2047, 13718), (3382, 8303), (4094, 6859)]