20172550784

素因数分解:

$2^7\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{34253}}^1$

素因数の和:34417

約数の個数: 64

約数和(自身を含む): 41507627040

約数和(自身を除く): 21335076256

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 86, 107, 128, 172, 214, 344, 428, 688, 856, 1376, 1712, 2752, 3424, 4601, 5504, 6848, 9202, 13696, 18404, 34253, 36808, 68506, 73616, 137012, 147232, 274024, 294464, 548048, 588928, 1096096, 1472879, 2192192, 2945758, 3665071, 4384384, 5891516, 7330142, 11783032, 14660284, 23566064, 29320568, 47132128, 58641136, 94264256, 117282272, 157598053, 188528512, 234564544, 315196106, 469129088, 630392212, 1260784424, 2521568848, 5043137696, 10086275392, 20172550784]

約数ペア:

[(1, 20172550784), (2, 10086275392), (4, 5043137696), (8, 2521568848), (16, 1260784424), (32, 630392212), (43, 469129088), (64, 315196106), (86, 234564544), (107, 188528512), (128, 157598053), (172, 117282272), (214, 94264256), (344, 58641136), (428, 47132128), (688, 29320568), (856, 23566064), (1376, 14660284), (1712, 11783032), (2752, 7330142), (3424, 5891516), (4601, 4384384), (5504, 3665071), (6848, 2945758), (9202, 2192192), (13696, 1472879), (18404, 1096096), (34253, 588928), (36808, 548048), (68506, 294464), (73616, 274024), (137012, 147232)]