16531856

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:168

約数の個数: 80

約数和(自身を含む): 37497600

約数和(自身を除く): 20965744

約数列:

[1, 2, 4, 8, 11, 16, 22, 29, 41, 44, 58, 79, 82, 88, 116, 158, 164, 176, 232, 316, 319, 328, 451, 464, 632, 638, 656, 869, 902, 1189, 1264, 1276, 1738, 1804, 2291, 2378, 2552, 3239, 3476, 3608, 4582, 4756, 5104, 6478, 6952, 7216, 9164, 9512, 12956, 13079, 13904, 18328, 19024, 25201, 25912, 26158, 35629, 36656, 50402, 51824, 52316, 71258, 93931, 100804, 104632, 142516, 187862, 201608, 209264, 285032, 375724, 403216, 570064, 751448, 1033241, 1502896, 2066482, 4132964, 8265928, 16531856]

約数ペア:

[(1, 16531856), (2, 8265928), (4, 4132964), (8, 2066482), (11, 1502896), (16, 1033241), (22, 751448), (29, 570064), (41, 403216), (44, 375724), (58, 285032), (79, 209264), (82, 201608), (88, 187862), (116, 142516), (158, 104632), (164, 100804), (176, 93931), (232, 71258), (316, 52316), (319, 51824), (328, 50402), (451, 36656), (464, 35629), (632, 26158), (638, 25912), (656, 25201), (869, 19024), (902, 18328), (1189, 13904), (1264, 13079), (1276, 12956), (1738, 9512), (1804, 9164), (2291, 7216), (2378, 6952), (2552, 6478), (3239, 5104), (3476, 4756), (3608, 4582)]