19906368

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{521}}^1$

素因数の和:735

約数の個数: 56

約数和(自身を含む): 53035200

約数和(自身を除く): 33128832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 521, 597, 796, 1042, 1194, 1563, 1592, 2084, 2388, 3126, 3184, 4168, 4776, 6252, 6368, 8336, 9552, 12504, 12736, 16672, 19104, 25008, 33344, 38208, 50016, 100032, 103679, 207358, 311037, 414716, 622074, 829432, 1244148, 1658864, 2488296, 3317728, 4976592, 6635456, 9953184, 19906368]

約数ペア:

[(1, 19906368), (2, 9953184), (3, 6635456), (4, 4976592), (6, 3317728), (8, 2488296), (12, 1658864), (16, 1244148), (24, 829432), (32, 622074), (48, 414716), (64, 311037), (96, 207358), (192, 103679), (199, 100032), (398, 50016), (521, 38208), (597, 33344), (796, 25008), (1042, 19104), (1194, 16672), (1563, 12736), (1592, 12504), (2084, 9552), (2388, 8336), (3126, 6368), (3184, 6252), (4168, 4776)]