20199787784

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1029341}}^1$

素因数の和:1029581

約数の個数: 32

約数和(自身を含む): 41503069440

約数和(自身を除く): 21303281656

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 223, 446, 892, 1784, 2453, 4906, 9812, 19624, 1029341, 2058682, 4117364, 8234728, 11322751, 22645502, 45291004, 90582008, 229543043, 459086086, 918172172, 1836344344, 2524973473, 5049946946, 10099893892, 20199787784]

約数ペア:

[(1, 20199787784), (2, 10099893892), (4, 5049946946), (8, 2524973473), (11, 1836344344), (22, 918172172), (44, 459086086), (88, 229543043), (223, 90582008), (446, 45291004), (892, 22645502), (1784, 11322751), (2453, 8234728), (4906, 4117364), (9812, 2058682), (19624, 1029341)]