81593638

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{2239}}^1$

素因数の和:2404

約数の個数: 32

約数和(自身を含む): 148377600

約数和(自身を除く): 66783962

約数列:

[1, 2, 7, 14, 19, 38, 133, 137, 266, 274, 959, 1918, 2239, 2603, 4478, 5206, 15673, 18221, 31346, 36442, 42541, 85082, 297787, 306743, 595574, 613486, 2147201, 4294402, 5828117, 11656234, 40796819, 81593638]

約数ペア:

[(1, 81593638), (2, 40796819), (7, 11656234), (14, 5828117), (19, 4294402), (38, 2147201), (133, 613486), (137, 595574), (266, 306743), (274, 297787), (959, 85082), (1918, 42541), (2239, 36442), (2603, 31346), (4478, 18221), (5206, 15673)]