19638912

素因数分解:

$2^7\times 3^1\times {\mathrm{199}}^1\times {\mathrm{257}}^1$

素因数の和:473

約数の個数: 64

約数和(自身を含む): 52632000

約数和(自身を除く): 32993088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 199, 257, 384, 398, 514, 597, 771, 796, 1028, 1194, 1542, 1592, 2056, 2388, 3084, 3184, 4112, 4776, 6168, 6368, 8224, 9552, 12336, 12736, 16448, 19104, 24672, 25472, 32896, 38208, 49344, 51143, 76416, 98688, 102286, 153429, 204572, 306858, 409144, 613716, 818288, 1227432, 1636576, 2454864, 3273152, 4909728, 6546304, 9819456, 19638912]

約数ペア:

[(1, 19638912), (2, 9819456), (3, 6546304), (4, 4909728), (6, 3273152), (8, 2454864), (12, 1636576), (16, 1227432), (24, 818288), (32, 613716), (48, 409144), (64, 306858), (96, 204572), (128, 153429), (192, 102286), (199, 98688), (257, 76416), (384, 51143), (398, 49344), (514, 38208), (597, 32896), (771, 25472), (796, 24672), (1028, 19104), (1194, 16448), (1542, 12736), (1592, 12336), (2056, 9552), (2388, 8224), (3084, 6368), (3184, 6168), (4112, 4776)]