17891056

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{797}}^1$

素因数の和:889

約数の個数: 40

約数和(自身を含む): 36810144

約数和(自身を除く): 18919088

約数列:

[1, 2, 4, 8, 16, 23, 46, 61, 92, 122, 184, 244, 368, 488, 797, 976, 1403, 1594, 2806, 3188, 5612, 6376, 11224, 12752, 18331, 22448, 36662, 48617, 73324, 97234, 146648, 194468, 293296, 388936, 777872, 1118191, 2236382, 4472764, 8945528, 17891056]

約数ペア:

[(1, 17891056), (2, 8945528), (4, 4472764), (8, 2236382), (16, 1118191), (23, 777872), (46, 388936), (61, 293296), (92, 194468), (122, 146648), (184, 97234), (244, 73324), (368, 48617), (488, 36662), (797, 22448), (976, 18331), (1403, 12752), (1594, 11224), (2806, 6376), (3188, 5612)]