19078454

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:860

約数の個数: 32

約数和(自身を含む): 32679936

約数和(自身を除く): 13601482

約数列:

[1, 2, 17, 23, 31, 34, 46, 62, 391, 527, 713, 782, 787, 1054, 1426, 1574, 12121, 13379, 18101, 24242, 24397, 26758, 36202, 48794, 307717, 414749, 561131, 615434, 829498, 1122262, 9539227, 19078454]

約数ペア:

[(1, 19078454), (2, 9539227), (17, 1122262), (23, 829498), (31, 615434), (34, 561131), (46, 414749), (62, 307717), (391, 48794), (527, 36202), (713, 26758), (782, 24397), (787, 24242), (1054, 18101), (1426, 13379), (1574, 12121)]