16540864

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1$

素因数の和:713

約数の個数: 56

約数和(自身を含む): 36319968

約数和(自身を除く): 19779104

約数列:

[1, 2, 4, 8, 16, 17, 23, 32, 34, 46, 64, 68, 92, 136, 184, 272, 368, 391, 544, 661, 736, 782, 1088, 1322, 1472, 1564, 2644, 3128, 5288, 6256, 10576, 11237, 12512, 15203, 21152, 22474, 25024, 30406, 42304, 44948, 60812, 89896, 121624, 179792, 243248, 258451, 359584, 486496, 516902, 719168, 972992, 1033804, 2067608, 4135216, 8270432, 16540864]

約数ペア:

[(1, 16540864), (2, 8270432), (4, 4135216), (8, 2067608), (16, 1033804), (17, 972992), (23, 719168), (32, 516902), (34, 486496), (46, 359584), (64, 258451), (68, 243248), (92, 179792), (136, 121624), (184, 89896), (272, 60812), (368, 44948), (391, 42304), (544, 30406), (661, 25024), (736, 22474), (782, 21152), (1088, 15203), (1322, 12512), (1472, 11237), (1564, 10576), (2644, 6256), (3128, 5288)]