20123701932

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{3491}}^1\times {\mathrm{12983}}^1$

素因数の和:16518

約数の個数: 48

約数和(自身を含む): 48241896192

約数和(自身を除く): 28118194260

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 222, 444, 3491, 6982, 10473, 12983, 13964, 20946, 25966, 38949, 41892, 51932, 77898, 129167, 155796, 258334, 387501, 480371, 516668, 775002, 960742, 1441113, 1550004, 1921484, 2882226, 5764452, 45323653, 90647306, 135970959, 181294612, 271941918, 543883836, 1676975161, 3353950322, 5030925483, 6707900644, 10061850966, 20123701932]

約数ペア:

[(1, 20123701932), (2, 10061850966), (3, 6707900644), (4, 5030925483), (6, 3353950322), (12, 1676975161), (37, 543883836), (74, 271941918), (111, 181294612), (148, 135970959), (222, 90647306), (444, 45323653), (3491, 5764452), (6982, 2882226), (10473, 1921484), (12983, 1550004), (13964, 1441113), (20946, 960742), (25966, 775002), (38949, 516668), (41892, 480371), (51932, 387501), (77898, 258334), (129167, 155796)]