20973072

素因数分解:

$2^4\times 3^1\times {\mathrm{179}}^1\times {\mathrm{2441}}^1$

素因数の和:2631

約数の個数: 40

約数和(自身を含む): 54505440

約数和(自身を除く): 33532368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 179, 358, 537, 716, 1074, 1432, 2148, 2441, 2864, 4296, 4882, 7323, 8592, 9764, 14646, 19528, 29292, 39056, 58584, 117168, 436939, 873878, 1310817, 1747756, 2621634, 3495512, 5243268, 6991024, 10486536, 20973072]

約数ペア:

[(1, 20973072), (2, 10486536), (3, 6991024), (4, 5243268), (6, 3495512), (8, 2621634), (12, 1747756), (16, 1310817), (24, 873878), (48, 436939), (179, 117168), (358, 58584), (537, 39056), (716, 29292), (1074, 19528), (1432, 14646), (2148, 9764), (2441, 8592), (2864, 7323), (4296, 4882)]