20071695124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{977}}^1\times {\mathrm{4073}}^1$

素因数の和:5164

約数の個数: 48

約数和(自身を含む): 38265908688

約数和(自身を除く): 18194213564

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 977, 1261, 1954, 2522, 3908, 4073, 5044, 8146, 12701, 16292, 25402, 50804, 52949, 94769, 105898, 189538, 211796, 379076, 395081, 790162, 1231997, 1580324, 2463994, 3979321, 4927988, 5136053, 7958642, 10272106, 15917284, 20544212, 51731173, 103462346, 206924692, 385994137, 771988274, 1543976548, 5017923781, 10035847562, 20071695124]

約数ペア:

[(1, 20071695124), (2, 10035847562), (4, 5017923781), (13, 1543976548), (26, 771988274), (52, 385994137), (97, 206924692), (194, 103462346), (388, 51731173), (977, 20544212), (1261, 15917284), (1954, 10272106), (2522, 7958642), (3908, 5136053), (4073, 4927988), (5044, 3979321), (8146, 2463994), (12701, 1580324), (16292, 1231997), (25402, 790162), (50804, 395081), (52949, 379076), (94769, 211796), (105898, 189538)]