19502404

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{421}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 35247128

約数和(自身を除く): 15744724

約数列:

[1, 2, 4, 37, 74, 148, 313, 421, 626, 842, 1252, 1684, 11581, 15577, 23162, 31154, 46324, 62308, 131773, 263546, 527092, 4875601, 9751202, 19502404]

約数ペア:

[(1, 19502404), (2, 9751202), (4, 4875601), (37, 527092), (74, 263546), (148, 131773), (313, 62308), (421, 46324), (626, 31154), (842, 23162), (1252, 15577), (1684, 11581)]