19007248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{91381}}^1$

素因数の和:91402

約数の個数: 20

約数和(自身を含む): 39659788

約数和(自身を除く): 20652540

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 91381, 182762, 365524, 731048, 1187953, 1462096, 2375906, 4751812, 9503624, 19007248]

約数ペア:

[(1, 19007248), (2, 9503624), (4, 4751812), (8, 2375906), (13, 1462096), (16, 1187953), (26, 731048), (52, 365524), (104, 182762), (208, 91381)]