17817824

素因数分解:

$2^5\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 48

約数和(自身を含む): 37521792

約数和(自身を除く): 19703968

約数列:

[1, 2, 4, 8, 16, 23, 32, 43, 46, 86, 92, 172, 184, 344, 368, 563, 688, 736, 989, 1126, 1376, 1978, 2252, 3956, 4504, 7912, 9008, 12949, 15824, 18016, 24209, 25898, 31648, 48418, 51796, 96836, 103592, 193672, 207184, 387344, 414368, 556807, 774688, 1113614, 2227228, 4454456, 8908912, 17817824]

約数ペア:

[(1, 17817824), (2, 8908912), (4, 4454456), (8, 2227228), (16, 1113614), (23, 774688), (32, 556807), (43, 414368), (46, 387344), (86, 207184), (92, 193672), (172, 103592), (184, 96836), (344, 51796), (368, 48418), (563, 31648), (688, 25898), (736, 24209), (989, 18016), (1126, 15824), (1376, 12949), (1978, 9008), (2252, 7912), (3956, 4504)]