19984734

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{14419}}^1$

素因数の和:14445

約数の個数: 48

約数和(自身を含む): 53988480

約数和(自身を除く): 34003746

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 14419, 28838, 43257, 86514, 100933, 129771, 158609, 201866, 259542, 302799, 317218, 475827, 605598, 908397, 951654, 1110263, 1427481, 1816794, 2220526, 2854962, 3330789, 6661578, 9992367, 19984734]

約数ペア:

[(1, 19984734), (2, 9992367), (3, 6661578), (6, 3330789), (7, 2854962), (9, 2220526), (11, 1816794), (14, 1427481), (18, 1110263), (21, 951654), (22, 908397), (33, 605598), (42, 475827), (63, 317218), (66, 302799), (77, 259542), (99, 201866), (126, 158609), (154, 129771), (198, 100933), (231, 86514), (462, 43257), (693, 28838), (1386, 14419)]