20016348

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{347}}^1$

素因数の和:407

約数の個数: 96

約数和(自身を含む): 56125440

約数和(自身を除く): 36109092

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 23, 33, 38, 44, 46, 57, 66, 69, 76, 92, 114, 132, 138, 209, 228, 253, 276, 347, 418, 437, 506, 627, 694, 759, 836, 874, 1012, 1041, 1254, 1311, 1388, 1518, 1748, 2082, 2508, 2622, 3036, 3817, 4164, 4807, 5244, 6593, 7634, 7981, 9614, 11451, 13186, 14421, 15268, 15962, 19228, 19779, 22902, 23943, 26372, 28842, 31924, 39558, 45804, 47886, 57684, 72523, 79116, 87791, 95772, 145046, 151639, 175582, 217569, 263373, 290092, 303278, 351164, 435138, 454917, 526746, 606556, 870276, 909834, 1053492, 1668029, 1819668, 3336058, 5004087, 6672116, 10008174, 20016348]

約数ペア:

[(1, 20016348), (2, 10008174), (3, 6672116), (4, 5004087), (6, 3336058), (11, 1819668), (12, 1668029), (19, 1053492), (22, 909834), (23, 870276), (33, 606556), (38, 526746), (44, 454917), (46, 435138), (57, 351164), (66, 303278), (69, 290092), (76, 263373), (92, 217569), (114, 175582), (132, 151639), (138, 145046), (209, 95772), (228, 87791), (253, 79116), (276, 72523), (347, 57684), (418, 47886), (437, 45804), (506, 39558), (627, 31924), (694, 28842), (759, 26372), (836, 23943), (874, 22902), (1012, 19779), (1041, 19228), (1254, 15962), (1311, 15268), (1388, 14421), (1518, 13186), (1748, 11451), (2082, 9614), (2508, 7981), (2622, 7634), (3036, 6593), (3817, 5244), (4164, 4807)]