204865808

素因数分解:

$2^4\times 7^1\times {\mathrm{211}}^1\times {\mathrm{8669}}^1$

素因数の和:8895

約数の個数: 40

約数和(自身を含む): 455833920

約数和(自身を除く): 250968112

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 211, 422, 844, 1477, 1688, 2954, 3376, 5908, 8669, 11816, 17338, 23632, 34676, 60683, 69352, 121366, 138704, 242732, 485464, 970928, 1829159, 3658318, 7316636, 12804113, 14633272, 25608226, 29266544, 51216452, 102432904, 204865808]

約数ペア:

[(1, 204865808), (2, 102432904), (4, 51216452), (7, 29266544), (8, 25608226), (14, 14633272), (16, 12804113), (28, 7316636), (56, 3658318), (112, 1829159), (211, 970928), (422, 485464), (844, 242732), (1477, 138704), (1688, 121366), (2954, 69352), (3376, 60683), (5908, 34676), (8669, 23632), (11816, 17338)]