20790719552

素因数分解:

$2^6\times {\mathrm{251}}^1\times {\mathrm{691}}^1\times {\mathrm{1873}}^1$

素因数の和:2827

約数の個数: 56

約数和(自身を含む): 41503043232

約数和(自身を除く): 20712323680

約数列:

[1, 2, 4, 8, 16, 32, 64, 251, 502, 691, 1004, 1382, 1873, 2008, 2764, 3746, 4016, 5528, 7492, 8032, 11056, 14984, 16064, 22112, 29968, 44224, 59936, 119872, 173441, 346882, 470123, 693764, 940246, 1294243, 1387528, 1880492, 2588486, 2775056, 3760984, 5176972, 5550112, 7521968, 10353944, 11100224, 15043936, 20707888, 30087872, 41415776, 82831552, 324854993, 649709986, 1299419972, 2598839944, 5197679888, 10395359776, 20790719552]

約数ペア:

[(1, 20790719552), (2, 10395359776), (4, 5197679888), (8, 2598839944), (16, 1299419972), (32, 649709986), (64, 324854993), (251, 82831552), (502, 41415776), (691, 30087872), (1004, 20707888), (1382, 15043936), (1873, 11100224), (2008, 10353944), (2764, 7521968), (3746, 5550112), (4016, 5176972), (5528, 3760984), (7492, 2775056), (8032, 2588486), (11056, 1880492), (14984, 1387528), (16064, 1294243), (22112, 940246), (29968, 693764), (44224, 470123), (59936, 346882), (119872, 173441)]