19758804

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{9743}}^1$

素因数の和:9776

約数の個数: 36

約数和(自身を含む): 49928256

約数和(自身を除く): 30169452

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 169, 338, 507, 676, 1014, 2028, 9743, 19486, 29229, 38972, 58458, 116916, 126659, 253318, 379977, 506636, 759954, 1519908, 1646567, 3293134, 4939701, 6586268, 9879402, 19758804]

約数ペア:

[(1, 19758804), (2, 9879402), (3, 6586268), (4, 4939701), (6, 3293134), (12, 1646567), (13, 1519908), (26, 759954), (39, 506636), (52, 379977), (78, 253318), (156, 126659), (169, 116916), (338, 58458), (507, 38972), (676, 29229), (1014, 19486), (2028, 9743)]