19795398

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{733}}^1$

素因数の和:1388

約数の個数: 32

約数和(自身を含む): 45378816

約数和(自身を除く): 25583418

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 643, 733, 1286, 1466, 1929, 2199, 3858, 4398, 4501, 5131, 9002, 10262, 13503, 15393, 27006, 30786, 471319, 942638, 1413957, 2827914, 3299233, 6598466, 9897699, 19795398]

約数ペア:

[(1, 19795398), (2, 9897699), (3, 6598466), (6, 3299233), (7, 2827914), (14, 1413957), (21, 942638), (42, 471319), (643, 30786), (733, 27006), (1286, 15393), (1466, 13503), (1929, 10262), (2199, 9002), (3858, 5131), (4398, 4501)]