20322048

素因数分解:

$2^8\times 3^1\times {\mathrm{47}}^1\times {\mathrm{563}}^1$

素因数の和:629

約数の個数: 72

約数和(自身を含む): 55335168

約数和(自身を除く): 35013120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 94, 96, 128, 141, 188, 192, 256, 282, 376, 384, 563, 564, 752, 768, 1126, 1128, 1504, 1689, 2252, 2256, 3008, 3378, 4504, 4512, 6016, 6756, 9008, 9024, 12032, 13512, 18016, 18048, 26461, 27024, 36032, 36096, 52922, 54048, 72064, 79383, 105844, 108096, 144128, 158766, 211688, 216192, 317532, 423376, 432384, 635064, 846752, 1270128, 1693504, 2540256, 3387008, 5080512, 6774016, 10161024, 20322048]

約数ペア:

[(1, 20322048), (2, 10161024), (3, 6774016), (4, 5080512), (6, 3387008), (8, 2540256), (12, 1693504), (16, 1270128), (24, 846752), (32, 635064), (47, 432384), (48, 423376), (64, 317532), (94, 216192), (96, 211688), (128, 158766), (141, 144128), (188, 108096), (192, 105844), (256, 79383), (282, 72064), (376, 54048), (384, 52922), (563, 36096), (564, 36032), (752, 27024), (768, 26461), (1126, 18048), (1128, 18016), (1504, 13512), (1689, 12032), (2252, 9024), (2256, 9008), (3008, 6756), (3378, 6016), (4504, 4512)]