19458470

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{2179}}^1$

素因数の和:2252

約数の個数: 32

約数和(自身を含む): 37670400

約数和(自身を除く): 18211930

約数列:

[1, 2, 5, 10, 19, 38, 47, 94, 95, 190, 235, 470, 893, 1786, 2179, 4358, 4465, 8930, 10895, 21790, 41401, 82802, 102413, 204826, 207005, 414010, 512065, 1024130, 1945847, 3891694, 9729235, 19458470]

約数ペア:

[(1, 19458470), (2, 9729235), (5, 3891694), (10, 1945847), (19, 1024130), (38, 512065), (47, 414010), (94, 207005), (95, 204826), (190, 102413), (235, 82802), (470, 41401), (893, 21790), (1786, 10895), (2179, 8930), (4358, 4465)]