15996178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{313}}^1$

素因数の和:450

約数の個数: 32

約数和(自身を含む): 27672192

約数和(自身を除く): 11676014

約数列:

[1, 2, 11, 22, 23, 46, 101, 202, 253, 313, 506, 626, 1111, 2222, 2323, 3443, 4646, 6886, 7199, 14398, 25553, 31613, 51106, 63226, 79189, 158378, 347743, 695486, 727099, 1454198, 7998089, 15996178]

約数ペア:

[(1, 15996178), (2, 7998089), (11, 1454198), (22, 727099), (23, 695486), (46, 347743), (101, 158378), (202, 79189), (253, 63226), (313, 51106), (506, 31613), (626, 25553), (1111, 14398), (2222, 7199), (2323, 6886), (3443, 4646)]