17864639824

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{401}}^1\times {\mathrm{89819}}^1$

素因数の和:90259

約数の個数: 40

約数和(自身を含む): 35818778880

約数和(自身を除く): 17954139056

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 401, 496, 802, 1604, 3208, 6416, 12431, 24862, 49724, 89819, 99448, 179638, 198896, 359276, 718552, 1437104, 2784389, 5568778, 11137556, 22275112, 36017419, 44550224, 72034838, 144069676, 288139352, 576278704, 1116539989, 2233079978, 4466159956, 8932319912, 17864639824]

約数ペア:

[(1, 17864639824), (2, 8932319912), (4, 4466159956), (8, 2233079978), (16, 1116539989), (31, 576278704), (62, 288139352), (124, 144069676), (248, 72034838), (401, 44550224), (496, 36017419), (802, 22275112), (1604, 11137556), (3208, 5568778), (6416, 2784389), (12431, 1437104), (24862, 718552), (49724, 359276), (89819, 198896), (99448, 179638)]