15983978

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{227}}^1$

素因数の和:374

約数の個数: 32

約数和(自身を含む): 27086400

約数和(自身を除く): 11102422

約数列:

[1, 2, 17, 19, 34, 38, 109, 218, 227, 323, 454, 646, 1853, 2071, 3706, 3859, 4142, 4313, 7718, 8626, 24743, 35207, 49486, 70414, 73321, 146642, 420631, 470117, 841262, 940234, 7991989, 15983978]

約数ペア:

[(1, 15983978), (2, 7991989), (17, 940234), (19, 841262), (34, 470117), (38, 420631), (109, 146642), (218, 73321), (227, 70414), (323, 49486), (454, 35207), (646, 24743), (1853, 8626), (2071, 7718), (3706, 4313), (3859, 4142)]