2049128396

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{73}}^2\times {\mathrm{443}}^1$

素因数の和:631

約数の個数: 72

約数和(自身を含む): 4298886144

約数和(自身を除く): 2249757748

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 73, 124, 146, 217, 292, 434, 443, 511, 868, 886, 1022, 1772, 2044, 2263, 3101, 4526, 5329, 6202, 9052, 10658, 12404, 13733, 15841, 21316, 27466, 31682, 32339, 37303, 54932, 63364, 64678, 74606, 96131, 129356, 149212, 165199, 192262, 226373, 330398, 384524, 452746, 660796, 905492, 1002509, 1156393, 2005018, 2312786, 2360747, 4010036, 4625572, 4721494, 7017563, 9442988, 14035126, 16525229, 28070252, 33050458, 66100916, 73183157, 146366314, 292732628, 512282099, 1024564198, 2049128396]

約数ペア:

[(1, 2049128396), (2, 1024564198), (4, 512282099), (7, 292732628), (14, 146366314), (28, 73183157), (31, 66100916), (62, 33050458), (73, 28070252), (124, 16525229), (146, 14035126), (217, 9442988), (292, 7017563), (434, 4721494), (443, 4625572), (511, 4010036), (868, 2360747), (886, 2312786), (1022, 2005018), (1772, 1156393), (2044, 1002509), (2263, 905492), (3101, 660796), (4526, 452746), (5329, 384524), (6202, 330398), (9052, 226373), (10658, 192262), (12404, 165199), (13733, 149212), (15841, 129356), (21316, 96131), (27466, 74606), (31682, 64678), (32339, 63364), (37303, 54932)]