20006772

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1867}}^1$

素因数の和:1940

約数の個数: 48

約数和(自身を含む): 50211840

約数和(自身を除く): 30205068

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 47, 57, 76, 94, 114, 141, 188, 228, 282, 564, 893, 1786, 1867, 2679, 3572, 3734, 5358, 5601, 7468, 10716, 11202, 22404, 35473, 70946, 87749, 106419, 141892, 175498, 212838, 263247, 350996, 425676, 526494, 1052988, 1667231, 3334462, 5001693, 6668924, 10003386, 20006772]

約数ペア:

[(1, 20006772), (2, 10003386), (3, 6668924), (4, 5001693), (6, 3334462), (12, 1667231), (19, 1052988), (38, 526494), (47, 425676), (57, 350996), (76, 263247), (94, 212838), (114, 175498), (141, 141892), (188, 106419), (228, 87749), (282, 70946), (564, 35473), (893, 22404), (1786, 11202), (1867, 10716), (2679, 7468), (3572, 5601), (3734, 5358)]