18956350

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{1321}}^1$

素因数の和:1381

約数の個数: 48

約数和(自身を含む): 41309856

約数和(自身を除く): 22353506

約数列:

[1, 2, 5, 7, 10, 14, 25, 35, 41, 50, 70, 82, 175, 205, 287, 350, 410, 574, 1025, 1321, 1435, 2050, 2642, 2870, 6605, 7175, 9247, 13210, 14350, 18494, 33025, 46235, 54161, 66050, 92470, 108322, 231175, 270805, 379127, 462350, 541610, 758254, 1354025, 1895635, 2708050, 3791270, 9478175, 18956350]

約数ペア:

[(1, 18956350), (2, 9478175), (5, 3791270), (7, 2708050), (10, 1895635), (14, 1354025), (25, 758254), (35, 541610), (41, 462350), (50, 379127), (70, 270805), (82, 231175), (175, 108322), (205, 92470), (287, 66050), (350, 54161), (410, 46235), (574, 33025), (1025, 18494), (1321, 14350), (1435, 13210), (2050, 9247), (2642, 7175), (2870, 6605)]