20935584

素因数分解:

$2^5\times 3^4\times {\mathrm{41}}^1\times {\mathrm{197}}^1$

素因数の和:260

約数の個数: 120

約数和(自身を含む): 63392868

約数和(自身を除く): 42457284

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 41, 48, 54, 72, 81, 82, 96, 108, 123, 144, 162, 164, 197, 216, 246, 288, 324, 328, 369, 394, 432, 492, 591, 648, 656, 738, 788, 864, 984, 1107, 1182, 1296, 1312, 1476, 1576, 1773, 1968, 2214, 2364, 2592, 2952, 3152, 3321, 3546, 3936, 4428, 4728, 5319, 5904, 6304, 6642, 7092, 8077, 8856, 9456, 10638, 11808, 13284, 14184, 15957, 16154, 17712, 18912, 21276, 24231, 26568, 28368, 31914, 32308, 35424, 42552, 48462, 53136, 56736, 63828, 64616, 72693, 85104, 96924, 106272, 127656, 129232, 145386, 170208, 193848, 218079, 255312, 258464, 290772, 387696, 436158, 510624, 581544, 654237, 775392, 872316, 1163088, 1308474, 1744632, 2326176, 2616948, 3489264, 5233896, 6978528, 10467792, 20935584]

約数ペア:

[(1, 20935584), (2, 10467792), (3, 6978528), (4, 5233896), (6, 3489264), (8, 2616948), (9, 2326176), (12, 1744632), (16, 1308474), (18, 1163088), (24, 872316), (27, 775392), (32, 654237), (36, 581544), (41, 510624), (48, 436158), (54, 387696), (72, 290772), (81, 258464), (82, 255312), (96, 218079), (108, 193848), (123, 170208), (144, 145386), (162, 129232), (164, 127656), (197, 106272), (216, 96924), (246, 85104), (288, 72693), (324, 64616), (328, 63828), (369, 56736), (394, 53136), (432, 48462), (492, 42552), (591, 35424), (648, 32308), (656, 31914), (738, 28368), (788, 26568), (864, 24231), (984, 21276), (1107, 18912), (1182, 17712), (1296, 16154), (1312, 15957), (1476, 14184), (1576, 13284), (1773, 11808), (1968, 10638), (2214, 9456), (2364, 8856), (2592, 8077), (2952, 7092), (3152, 6642), (3321, 6304), (3546, 5904), (3936, 5319), (4428, 4728)]