20123736472

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{93557}}^1$

素因数の和:93760

約数の個数: 64

約数和(自身を含む): 45267102720

約数和(自身を除く): 25143366248

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 167, 184, 322, 334, 644, 668, 1169, 1288, 1336, 2338, 3841, 4676, 7682, 9352, 15364, 26887, 30728, 53774, 93557, 107548, 187114, 215096, 374228, 654899, 748456, 1309798, 2151811, 2619596, 4303622, 5239192, 8607244, 15062677, 15624019, 17214488, 30125354, 31248038, 60250708, 62496076, 109368133, 120501416, 124992152, 218736266, 359352437, 437472532, 718704874, 874945064, 1437409748, 2515467059, 2874819496, 5030934118, 10061868236, 20123736472]

約数ペア:

[(1, 20123736472), (2, 10061868236), (4, 5030934118), (7, 2874819496), (8, 2515467059), (14, 1437409748), (23, 874945064), (28, 718704874), (46, 437472532), (56, 359352437), (92, 218736266), (161, 124992152), (167, 120501416), (184, 109368133), (322, 62496076), (334, 60250708), (644, 31248038), (668, 30125354), (1169, 17214488), (1288, 15624019), (1336, 15062677), (2338, 8607244), (3841, 5239192), (4676, 4303622), (7682, 2619596), (9352, 2151811), (15364, 1309798), (26887, 748456), (30728, 654899), (53774, 374228), (93557, 215096), (107548, 187114)]