39969722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{751}}^1$

素因数の和:878

約数の個数: 32

約数和(自身を含む): 68221440

約数和(自身を除く): 28251718

約数列:

[1, 2, 13, 23, 26, 46, 89, 178, 299, 598, 751, 1157, 1502, 2047, 2314, 4094, 9763, 17273, 19526, 26611, 34546, 53222, 66839, 133678, 224549, 449098, 868907, 1537297, 1737814, 3074594, 19984861, 39969722]

約数ペア:

[(1, 39969722), (2, 19984861), (13, 3074594), (23, 1737814), (26, 1537297), (46, 868907), (89, 449098), (178, 224549), (299, 133678), (598, 66839), (751, 53222), (1157, 34546), (1502, 26611), (2047, 19526), (2314, 17273), (4094, 9763)]