19406664

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^1\times {\mathrm{11719}}^1$

素因数の和:11754

約数の個数: 48

約数和(自身を含む): 54849600

約数和(自身を除く): 35442936

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 552, 828, 1656, 11719, 23438, 35157, 46876, 70314, 93752, 105471, 140628, 210942, 269537, 281256, 421884, 539074, 808611, 843768, 1078148, 1617222, 2156296, 2425833, 3234444, 4851666, 6468888, 9703332, 19406664]

約数ペア:

[(1, 19406664), (2, 9703332), (3, 6468888), (4, 4851666), (6, 3234444), (8, 2425833), (9, 2156296), (12, 1617222), (18, 1078148), (23, 843768), (24, 808611), (36, 539074), (46, 421884), (69, 281256), (72, 269537), (92, 210942), (138, 140628), (184, 105471), (207, 93752), (276, 70314), (414, 46876), (552, 35157), (828, 23438), (1656, 11719)]