19751344

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 39372480

約数和(自身を除く): 19621136

約数列:

[1, 2, 4, 8, 16, 83, 107, 139, 166, 214, 278, 332, 428, 556, 664, 856, 1112, 1328, 1712, 2224, 8881, 11537, 14873, 17762, 23074, 29746, 35524, 46148, 59492, 71048, 92296, 118984, 142096, 184592, 237968, 1234459, 2468918, 4937836, 9875672, 19751344]

約数ペア:

[(1, 19751344), (2, 9875672), (4, 4937836), (8, 2468918), (16, 1234459), (83, 237968), (107, 184592), (139, 142096), (166, 118984), (214, 92296), (278, 71048), (332, 59492), (428, 46148), (556, 35524), (664, 29746), (856, 23074), (1112, 17762), (1328, 14873), (1712, 11537), (2224, 8881)]