19802844

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{14867}}^1$

素因数の和:14914

約数の個数: 36

約数和(自身を含む): 51413544

約数和(自身を除く): 31610700

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 74, 111, 148, 222, 333, 444, 666, 1332, 14867, 29734, 44601, 59468, 89202, 133803, 178404, 267606, 535212, 550079, 1100158, 1650237, 2200316, 3300474, 4950711, 6600948, 9901422, 19802844]

約数ペア:

[(1, 19802844), (2, 9901422), (3, 6600948), (4, 4950711), (6, 3300474), (9, 2200316), (12, 1650237), (18, 1100158), (36, 550079), (37, 535212), (74, 267606), (111, 178404), (148, 133803), (222, 89202), (333, 59468), (444, 44601), (666, 29734), (1332, 14867)]