20199336448

素因数分解:

$2^9\times {\mathrm{131}}^1\times {\mathrm{301159}}^1$

素因数の和:301308

約数の個数: 40

約数和(自身を含む): 40667441760

約数和(自身を除く): 20468105312

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 131, 256, 262, 512, 524, 1048, 2096, 4192, 8384, 16768, 33536, 67072, 301159, 602318, 1204636, 2409272, 4818544, 9637088, 19274176, 38548352, 39451829, 77096704, 78903658, 154193408, 157807316, 315614632, 631229264, 1262458528, 2524917056, 5049834112, 10099668224, 20199336448]

約数ペア:

[(1, 20199336448), (2, 10099668224), (4, 5049834112), (8, 2524917056), (16, 1262458528), (32, 631229264), (64, 315614632), (128, 157807316), (131, 154193408), (256, 78903658), (262, 77096704), (512, 39451829), (524, 38548352), (1048, 19274176), (2096, 9637088), (4192, 4818544), (8384, 2409272), (16768, 1204636), (33536, 602318), (67072, 301159)]