16649828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{181}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 33174960

約数和(自身を除く): 16525132

約数列:

[1, 2, 4, 13, 26, 29, 52, 58, 61, 116, 122, 181, 244, 362, 377, 724, 754, 793, 1508, 1586, 1769, 2353, 3172, 3538, 4706, 5249, 7076, 9412, 10498, 11041, 20996, 22082, 22997, 44164, 45994, 68237, 91988, 136474, 143533, 272948, 287066, 320189, 574132, 640378, 1280756, 4162457, 8324914, 16649828]

約数ペア:

[(1, 16649828), (2, 8324914), (4, 4162457), (13, 1280756), (26, 640378), (29, 574132), (52, 320189), (58, 287066), (61, 272948), (116, 143533), (122, 136474), (181, 91988), (244, 68237), (362, 45994), (377, 44164), (724, 22997), (754, 22082), (793, 20996), (1508, 11041), (1586, 10498), (1769, 9412), (2353, 7076), (3172, 5249), (3538, 4706)]