16419888

素因数分解:

$2^4\times 3^3\times {\mathrm{191}}^1\times {\mathrm{199}}^1$

素因数の和:407

約数の個数: 80

約数和(自身を含む): 47616000

約数和(自身を除く): 31196112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 191, 199, 216, 382, 398, 432, 573, 597, 764, 796, 1146, 1194, 1528, 1592, 1719, 1791, 2292, 2388, 3056, 3184, 3438, 3582, 4584, 4776, 5157, 5373, 6876, 7164, 9168, 9552, 10314, 10746, 13752, 14328, 20628, 21492, 27504, 28656, 38009, 41256, 42984, 76018, 82512, 85968, 114027, 152036, 228054, 304072, 342081, 456108, 608144, 684162, 912216, 1026243, 1368324, 1824432, 2052486, 2736648, 4104972, 5473296, 8209944, 16419888]

約数ペア:

[(1, 16419888), (2, 8209944), (3, 5473296), (4, 4104972), (6, 2736648), (8, 2052486), (9, 1824432), (12, 1368324), (16, 1026243), (18, 912216), (24, 684162), (27, 608144), (36, 456108), (48, 342081), (54, 304072), (72, 228054), (108, 152036), (144, 114027), (191, 85968), (199, 82512), (216, 76018), (382, 42984), (398, 41256), (432, 38009), (573, 28656), (597, 27504), (764, 21492), (796, 20628), (1146, 14328), (1194, 13752), (1528, 10746), (1592, 10314), (1719, 9552), (1791, 9168), (2292, 7164), (2388, 6876), (3056, 5373), (3184, 5157), (3438, 4776), (3582, 4584)]