20091097008

素因数分解:

$2^4\times 3^3\times {\mathrm{197}}^1\times {\mathrm{236077}}^1$

素因数の和:236291

約数の個数: 80

約数和(自身を含む): 57961870560

約数和(自身を除く): 37870773552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 197, 216, 394, 432, 591, 788, 1182, 1576, 1773, 2364, 3152, 3546, 4728, 5319, 7092, 9456, 10638, 14184, 21276, 28368, 42552, 85104, 236077, 472154, 708231, 944308, 1416462, 1888616, 2124693, 2832924, 3777232, 4249386, 5665848, 6374079, 8498772, 11331696, 12748158, 16997544, 25496316, 33995088, 46507169, 50992632, 93014338, 101985264, 139521507, 186028676, 279043014, 372057352, 418564521, 558086028, 744114704, 837129042, 1116172056, 1255693563, 1674258084, 2232344112, 2511387126, 3348516168, 5022774252, 6697032336, 10045548504, 20091097008]

約数ペア:

[(1, 20091097008), (2, 10045548504), (3, 6697032336), (4, 5022774252), (6, 3348516168), (8, 2511387126), (9, 2232344112), (12, 1674258084), (16, 1255693563), (18, 1116172056), (24, 837129042), (27, 744114704), (36, 558086028), (48, 418564521), (54, 372057352), (72, 279043014), (108, 186028676), (144, 139521507), (197, 101985264), (216, 93014338), (394, 50992632), (432, 46507169), (591, 33995088), (788, 25496316), (1182, 16997544), (1576, 12748158), (1773, 11331696), (2364, 8498772), (3152, 6374079), (3546, 5665848), (4728, 4249386), (5319, 3777232), (7092, 2832924), (9456, 2124693), (10638, 1888616), (14184, 1416462), (21276, 944308), (28368, 708231), (42552, 472154), (85104, 236077)]