19303504

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{1637}}^1$

素因数の和:1723

約数の個数: 40

約数和(自身を含む): 41434848

約数和(自身を除く): 22131344

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 67, 88, 134, 176, 268, 536, 737, 1072, 1474, 1637, 2948, 3274, 5896, 6548, 11792, 13096, 18007, 26192, 36014, 72028, 109679, 144056, 219358, 288112, 438716, 877432, 1206469, 1754864, 2412938, 4825876, 9651752, 19303504]

約数ペア:

[(1, 19303504), (2, 9651752), (4, 4825876), (8, 2412938), (11, 1754864), (16, 1206469), (22, 877432), (44, 438716), (67, 288112), (88, 219358), (134, 144056), (176, 109679), (268, 72028), (536, 36014), (737, 26192), (1072, 18007), (1474, 13096), (1637, 11792), (2948, 6548), (3274, 5896)]