15961216

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{6563}}^1$

素因数の和:6596

約数の個数: 32

約数和(自身を含む): 33476400

約数和(自身を除く): 17515184

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 128, 152, 304, 608, 1216, 2432, 6563, 13126, 26252, 52504, 105008, 124697, 210016, 249394, 420032, 498788, 840064, 997576, 1995152, 3990304, 7980608, 15961216]

約数ペア:

[(1, 15961216), (2, 7980608), (4, 3990304), (8, 1995152), (16, 997576), (19, 840064), (32, 498788), (38, 420032), (64, 249394), (76, 210016), (128, 124697), (152, 105008), (304, 52504), (608, 26252), (1216, 13126), (2432, 6563)]