19515244

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{22483}}^1$

素因数の和:22525

約数の個数: 24

約数和(自身を含む): 40291328

約数和(自身を除く): 20776084

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 22483, 44966, 89932, 157381, 314762, 629524, 696973, 1393946, 2787892, 4878811, 9757622, 19515244]

約数ペア:

[(1, 19515244), (2, 9757622), (4, 4878811), (7, 2787892), (14, 1393946), (28, 696973), (31, 629524), (62, 314762), (124, 157381), (217, 89932), (434, 44966), (868, 22483)]