19299376

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11273}}^1$

素因数の和:11388

約数の個数: 20

約数和(自身を含む): 37745352

約数和(自身を除く): 18445976

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11273, 22546, 45092, 90184, 180368, 1206211, 2412422, 4824844, 9649688, 19299376]

約数ペア:

[(1, 19299376), (2, 9649688), (4, 4824844), (8, 2412422), (16, 1206211), (107, 180368), (214, 90184), (428, 45092), (856, 22546), (1712, 11273)]