19202084

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{223}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 39137280

約数和(自身を除く): 19935196

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 103, 206, 209, 223, 412, 418, 446, 836, 892, 1133, 1957, 2266, 2453, 3914, 4237, 4532, 4906, 7828, 8474, 9812, 16948, 21527, 22969, 43054, 45938, 46607, 86108, 91876, 93214, 186428, 252659, 436411, 505318, 872822, 1010636, 1745644, 4800521, 9601042, 19202084]

約数ペア:

[(1, 19202084), (2, 9601042), (4, 4800521), (11, 1745644), (19, 1010636), (22, 872822), (38, 505318), (44, 436411), (76, 252659), (103, 186428), (206, 93214), (209, 91876), (223, 86108), (412, 46607), (418, 45938), (446, 43054), (836, 22969), (892, 21527), (1133, 16948), (1957, 9812), (2266, 8474), (2453, 7828), (3914, 4906), (4237, 4532)]