19204432

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:875

約数の個数: 40

約数和(自身を含む): 40441856

約数和(自身を除く): 21237424

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 727, 1016, 1454, 1651, 2032, 2908, 3302, 5816, 6604, 9451, 11632, 13208, 18902, 26416, 37804, 75608, 92329, 151216, 184658, 369316, 738632, 1200277, 1477264, 2400554, 4801108, 9602216, 19204432]

約数ペア:

[(1, 19204432), (2, 9602216), (4, 4801108), (8, 2400554), (13, 1477264), (16, 1200277), (26, 738632), (52, 369316), (104, 184658), (127, 151216), (208, 92329), (254, 75608), (508, 37804), (727, 26416), (1016, 18902), (1454, 13208), (1651, 11632), (2032, 9451), (2908, 6604), (3302, 5816)]