20977184

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{38561}}^1$

素因数の和:38588

約数の個数: 24

約数和(自身を含む): 43729308

約数和(自身を除く): 22752124

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 272, 544, 38561, 77122, 154244, 308488, 616976, 655537, 1233952, 1311074, 2622148, 5244296, 10488592, 20977184]

約数ペア:

[(1, 20977184), (2, 10488592), (4, 5244296), (8, 2622148), (16, 1311074), (17, 1233952), (32, 655537), (34, 616976), (68, 308488), (136, 154244), (272, 77122), (544, 38561)]