20110731808

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{606037}}^1$

素因数の和:606125

約数の個数: 48

約数和(自身を含む): 42609319704

約数和(自身を除く): 22498587896

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 61, 68, 122, 136, 244, 272, 488, 544, 976, 1037, 1952, 2074, 4148, 8296, 16592, 33184, 606037, 1212074, 2424148, 4848296, 9696592, 10302629, 19393184, 20605258, 36968257, 41210516, 73936514, 82421032, 147873028, 164842064, 295746056, 329684128, 591492112, 628460369, 1182984224, 1256920738, 2513841476, 5027682952, 10055365904, 20110731808]

約数ペア:

[(1, 20110731808), (2, 10055365904), (4, 5027682952), (8, 2513841476), (16, 1256920738), (17, 1182984224), (32, 628460369), (34, 591492112), (61, 329684128), (68, 295746056), (122, 164842064), (136, 147873028), (244, 82421032), (272, 73936514), (488, 41210516), (544, 36968257), (976, 20605258), (1037, 19393184), (1952, 10302629), (2074, 9696592), (4148, 4848296), (8296, 2424148), (16592, 1212074), (33184, 606037)]