2149055344

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{172421}}^1$

素因数の和:172489

約数の個数: 40

約数和(自身を含む): 4489868880

約数和(自身を除く): 2340813536

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 656, 779, 1558, 3116, 6232, 12464, 172421, 344842, 689684, 1379368, 2758736, 3275999, 6551998, 7069261, 13103996, 14138522, 26207992, 28277044, 52415984, 56554088, 113108176, 134315959, 268631918, 537263836, 1074527672, 2149055344]

約数ペア:

[(1, 2149055344), (2, 1074527672), (4, 537263836), (8, 268631918), (16, 134315959), (19, 113108176), (38, 56554088), (41, 52415984), (76, 28277044), (82, 26207992), (152, 14138522), (164, 13103996), (304, 7069261), (328, 6551998), (656, 3275999), (779, 2758736), (1558, 1379368), (3116, 689684), (6232, 344842), (12464, 172421)]