19425424

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{4201}}^1$

素因数の和:4243

約数の個数: 30

約数和(自身を含む): 39990434

約数和(自身を除く): 20565010

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4201, 4624, 8402, 16804, 33608, 67216, 71417, 142834, 285668, 571336, 1142672, 1214089, 2428178, 4856356, 9712712, 19425424]

約数ペア:

[(1, 19425424), (2, 9712712), (4, 4856356), (8, 2428178), (16, 1214089), (17, 1142672), (34, 571336), (68, 285668), (136, 142834), (272, 71417), (289, 67216), (578, 33608), (1156, 16804), (2312, 8402), (4201, 4624)]