19255504

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:359

約数の個数: 40

約数和(自身を含む): 38478440

約数和(自身を除く): 19222936

約数列:

[1, 2, 4, 8, 16, 61, 109, 122, 181, 218, 244, 362, 436, 488, 724, 872, 976, 1448, 1744, 2896, 6649, 11041, 13298, 19729, 22082, 26596, 39458, 44164, 53192, 78916, 88328, 106384, 157832, 176656, 315664, 1203469, 2406938, 4813876, 9627752, 19255504]

約数ペア:

[(1, 19255504), (2, 9627752), (4, 4813876), (8, 2406938), (16, 1203469), (61, 315664), (109, 176656), (122, 157832), (181, 106384), (218, 88328), (244, 78916), (362, 53192), (436, 44164), (488, 39458), (724, 26596), (872, 22082), (976, 19729), (1448, 13298), (1744, 11041), (2896, 6649)]