1640553904

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{647}}^1\times {\mathrm{14407}}^1$

素因数の和:15073

約数の個数: 40

約数和(自身を含む): 3473134848

約数和(自身を除く): 1832580944

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 647, 1294, 2588, 5176, 7117, 10352, 14234, 14407, 28468, 28814, 56936, 57628, 113872, 115256, 158477, 230512, 316954, 633908, 1267816, 2535632, 9321329, 18642658, 37285316, 74570632, 102534619, 149141264, 205069238, 410138476, 820276952, 1640553904]

約数ペア:

[(1, 1640553904), (2, 820276952), (4, 410138476), (8, 205069238), (11, 149141264), (16, 102534619), (22, 74570632), (44, 37285316), (88, 18642658), (176, 9321329), (647, 2535632), (1294, 1267816), (2588, 633908), (5176, 316954), (7117, 230512), (10352, 158477), (14234, 115256), (14407, 113872), (28468, 57628), (28814, 56936)]