17953328

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{809}}^1$

素因数の和:909

約数の個数: 40

約数和(自身を含む): 37162800

約数和(自身を除く): 19209472

約数列:

[1, 2, 4, 8, 16, 19, 38, 73, 76, 146, 152, 292, 304, 584, 809, 1168, 1387, 1618, 2774, 3236, 5548, 6472, 11096, 12944, 15371, 22192, 30742, 59057, 61484, 118114, 122968, 236228, 245936, 472456, 944912, 1122083, 2244166, 4488332, 8976664, 17953328]

約数ペア:

[(1, 17953328), (2, 8976664), (4, 4488332), (8, 2244166), (16, 1122083), (19, 944912), (38, 472456), (73, 245936), (76, 236228), (146, 122968), (152, 118114), (292, 61484), (304, 59057), (584, 30742), (809, 22192), (1168, 15371), (1387, 12944), (1618, 11096), (2774, 6472), (3236, 5548)]