20121963548

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{271}}^1\times {\mathrm{13619}}^1$

素因数の和:13970

約数の個数: 48

約数和(自身を含む): 37342771200

約数和(自身を除く): 17220807652

約数列:

[1, 2, 4, 29, 47, 58, 94, 116, 188, 271, 542, 1084, 1363, 2726, 5452, 7859, 12737, 13619, 15718, 25474, 27238, 31436, 50948, 54476, 369373, 394951, 640093, 738746, 789902, 1280186, 1477492, 1579804, 2560372, 3690749, 7381498, 14762996, 18562697, 37125394, 74250788, 107031721, 173465203, 214063442, 346930406, 428126884, 693860812, 5030490887, 10060981774, 20121963548]

約数ペア:

[(1, 20121963548), (2, 10060981774), (4, 5030490887), (29, 693860812), (47, 428126884), (58, 346930406), (94, 214063442), (116, 173465203), (188, 107031721), (271, 74250788), (542, 37125394), (1084, 18562697), (1363, 14762996), (2726, 7381498), (5452, 3690749), (7859, 2560372), (12737, 1579804), (13619, 1477492), (15718, 1280186), (25474, 789902), (27238, 738746), (31436, 640093), (50948, 394951), (54476, 369373)]