28765696

素因数分解:

$2^9\times {\mathrm{19}}^1\times {\mathrm{2957}}^1$

素因数の和:2994

約数の個数: 40

約数和(自身を含む): 60520680

約数和(自身を除く): 31754984

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 256, 304, 512, 608, 1216, 2432, 2957, 4864, 5914, 9728, 11828, 23656, 47312, 56183, 94624, 112366, 189248, 224732, 378496, 449464, 756992, 898928, 1513984, 1797856, 3595712, 7191424, 14382848, 28765696]

約数ペア:

[(1, 28765696), (2, 14382848), (4, 7191424), (8, 3595712), (16, 1797856), (19, 1513984), (32, 898928), (38, 756992), (64, 449464), (76, 378496), (128, 224732), (152, 189248), (256, 112366), (304, 94624), (512, 56183), (608, 47312), (1216, 23656), (2432, 11828), (2957, 9728), (4864, 5914)]