17989504

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{569}}^1$

素因数の和:615

約数の個数: 64

約数和(自身を含む): 40698000

約数和(自身を除く): 22708496

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 128, 152, 208, 247, 304, 416, 494, 569, 608, 832, 988, 1138, 1216, 1664, 1976, 2276, 2432, 3952, 4552, 7397, 7904, 9104, 10811, 14794, 15808, 18208, 21622, 29588, 31616, 36416, 43244, 59176, 72832, 86488, 118352, 140543, 172976, 236704, 281086, 345952, 473408, 562172, 691904, 946816, 1124344, 1383808, 2248688, 4497376, 8994752, 17989504]

約数ペア:

[(1, 17989504), (2, 8994752), (4, 4497376), (8, 2248688), (13, 1383808), (16, 1124344), (19, 946816), (26, 691904), (32, 562172), (38, 473408), (52, 345952), (64, 281086), (76, 236704), (104, 172976), (128, 140543), (152, 118352), (208, 86488), (247, 72832), (304, 59176), (416, 43244), (494, 36416), (569, 31616), (608, 29588), (832, 21622), (988, 18208), (1138, 15808), (1216, 14794), (1664, 10811), (1976, 9104), (2276, 7904), (2432, 7397), (3952, 4552)]