212140016

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{63439}}^1$

素因数の和:63477

約数の個数: 40

約数和(自身を含む): 471993600

約数和(自身を除く): 259853584

約数列:

[1, 2, 4, 8, 11, 16, 19, 22, 38, 44, 76, 88, 152, 176, 209, 304, 418, 836, 1672, 3344, 63439, 126878, 253756, 507512, 697829, 1015024, 1205341, 1395658, 2410682, 2791316, 4821364, 5582632, 9642728, 11165264, 13258751, 19285456, 26517502, 53035004, 106070008, 212140016]

約数ペア:

[(1, 212140016), (2, 106070008), (4, 53035004), (8, 26517502), (11, 19285456), (16, 13258751), (19, 11165264), (22, 9642728), (38, 5582632), (44, 4821364), (76, 2791316), (88, 2410682), (152, 1395658), (176, 1205341), (209, 1015024), (304, 697829), (418, 507512), (836, 253756), (1672, 126878), (3344, 63439)]