19117736

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{4099}}^1$

素因数の和:4169

約数の個数: 32

約数和(自身を含む): 39852000

約数和(自身を除く): 20734264

約数列:

[1, 2, 4, 8, 11, 22, 44, 53, 88, 106, 212, 424, 583, 1166, 2332, 4099, 4664, 8198, 16396, 32792, 45089, 90178, 180356, 217247, 360712, 434494, 868988, 1737976, 2389717, 4779434, 9558868, 19117736]

約数ペア:

[(1, 19117736), (2, 9558868), (4, 4779434), (8, 2389717), (11, 1737976), (22, 868988), (44, 434494), (53, 360712), (88, 217247), (106, 180356), (212, 90178), (424, 45089), (583, 32792), (1166, 16396), (2332, 8198), (4099, 4664)]