838007918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{389}}^1\times {\mathrm{541}}^1$

素因数の和:1124

約数の個数: 32

約数和(自身を含む): 1384961760

約数和(自身を除く): 546953842

約数列:

[1, 2, 11, 22, 181, 362, 389, 541, 778, 1082, 1991, 3982, 4279, 5951, 8558, 11902, 70409, 97921, 140818, 195842, 210449, 420898, 774499, 1077131, 1548998, 2154262, 2314939, 4629878, 38091269, 76182538, 419003959, 838007918]

約数ペア:

[(1, 838007918), (2, 419003959), (11, 76182538), (22, 38091269), (181, 4629878), (362, 2314939), (389, 2154262), (541, 1548998), (778, 1077131), (1082, 774499), (1991, 420898), (3982, 210449), (4279, 195842), (5951, 140818), (8558, 97921), (11902, 70409)]