11917864

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:542

約数の個数: 64

約数和(自身を含む): 28108800

約数和(自身を除く): 16190936

約数列:

[1, 2, 4, 7, 8, 14, 19, 23, 28, 38, 46, 56, 76, 92, 133, 152, 161, 184, 266, 322, 437, 487, 532, 644, 874, 974, 1064, 1288, 1748, 1948, 3059, 3409, 3496, 3896, 6118, 6818, 9253, 11201, 12236, 13636, 18506, 22402, 24472, 27272, 37012, 44804, 64771, 74024, 78407, 89608, 129542, 156814, 212819, 259084, 313628, 425638, 518168, 627256, 851276, 1489733, 1702552, 2979466, 5958932, 11917864]

約数ペア:

[(1, 11917864), (2, 5958932), (4, 2979466), (7, 1702552), (8, 1489733), (14, 851276), (19, 627256), (23, 518168), (28, 425638), (38, 313628), (46, 259084), (56, 212819), (76, 156814), (92, 129542), (133, 89608), (152, 78407), (161, 74024), (184, 64771), (266, 44804), (322, 37012), (437, 27272), (487, 24472), (532, 22402), (644, 18506), (874, 13636), (974, 12236), (1064, 11201), (1288, 9253), (1748, 6818), (1948, 6118), (3059, 3896), (3409, 3496)]