20210938624

素因数分解:

$2^8\times {\mathrm{97}}^1\times {\mathrm{813907}}^1$

素因数の和:814020

約数の個数: 36

約数和(自身を含む): 40758884824

約数和(自身を除く): 20547946200

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 128, 194, 256, 388, 776, 1552, 3104, 6208, 12416, 24832, 813907, 1627814, 3255628, 6511256, 13022512, 26045024, 52090048, 78948979, 104180096, 157897958, 208360192, 315795916, 631591832, 1263183664, 2526367328, 5052734656, 10105469312, 20210938624]

約数ペア:

[(1, 20210938624), (2, 10105469312), (4, 5052734656), (8, 2526367328), (16, 1263183664), (32, 631591832), (64, 315795916), (97, 208360192), (128, 157897958), (194, 104180096), (256, 78948979), (388, 52090048), (776, 26045024), (1552, 13022512), (3104, 6511256), (6208, 3255628), (12416, 1627814), (24832, 813907)]