254287564

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{196817}}^1$

素因数の和:196857

約数の個数: 24

約数和(自身を含む): 495981360

約数和(自身を除く): 241693796

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 196817, 393634, 787268, 3345889, 3739523, 6691778, 7479046, 13383556, 14958092, 63571891, 127143782, 254287564]

約数ペア:

[(1, 254287564), (2, 127143782), (4, 63571891), (17, 14958092), (19, 13383556), (34, 7479046), (38, 6691778), (68, 3739523), (76, 3345889), (323, 787268), (646, 393634), (1292, 196817)]