19243664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{2063}}^1$

素因数の和:2135

約数の個数: 40

約数和(自身を含む): 41461632

約数和(自身を除く): 22217968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 53, 88, 106, 176, 212, 424, 583, 848, 1166, 2063, 2332, 4126, 4664, 8252, 9328, 16504, 22693, 33008, 45386, 90772, 109339, 181544, 218678, 363088, 437356, 874712, 1202729, 1749424, 2405458, 4810916, 9621832, 19243664]

約数ペア:

[(1, 19243664), (2, 9621832), (4, 4810916), (8, 2405458), (11, 1749424), (16, 1202729), (22, 874712), (44, 437356), (53, 363088), (88, 218678), (106, 181544), (176, 109339), (212, 90772), (424, 45386), (583, 33008), (848, 22693), (1166, 16504), (2063, 9328), (2332, 8252), (4126, 4664)]