20168424

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{641}}^1$

素因数の和:695

約数の個数: 96

約数和(自身を含む): 60091200

約数和(自身を除く): 39922776

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 36, 38, 46, 57, 69, 72, 76, 92, 114, 138, 152, 171, 184, 207, 228, 276, 342, 414, 437, 456, 552, 641, 684, 828, 874, 1282, 1311, 1368, 1656, 1748, 1923, 2564, 2622, 3496, 3846, 3933, 5128, 5244, 5769, 7692, 7866, 10488, 11538, 12179, 14743, 15384, 15732, 23076, 24358, 29486, 31464, 36537, 44229, 46152, 48716, 58972, 73074, 88458, 97432, 109611, 117944, 132687, 146148, 176916, 219222, 265374, 280117, 292296, 353832, 438444, 530748, 560234, 840351, 876888, 1061496, 1120468, 1680702, 2240936, 2521053, 3361404, 5042106, 6722808, 10084212, 20168424]

約数ペア:

[(1, 20168424), (2, 10084212), (3, 6722808), (4, 5042106), (6, 3361404), (8, 2521053), (9, 2240936), (12, 1680702), (18, 1120468), (19, 1061496), (23, 876888), (24, 840351), (36, 560234), (38, 530748), (46, 438444), (57, 353832), (69, 292296), (72, 280117), (76, 265374), (92, 219222), (114, 176916), (138, 146148), (152, 132687), (171, 117944), (184, 109611), (207, 97432), (228, 88458), (276, 73074), (342, 58972), (414, 48716), (437, 46152), (456, 44229), (552, 36537), (641, 31464), (684, 29486), (828, 24358), (874, 23076), (1282, 15732), (1311, 15384), (1368, 14743), (1656, 12179), (1748, 11538), (1923, 10488), (2564, 7866), (2622, 7692), (3496, 5769), (3846, 5244), (3933, 5128)]