19798744

素因数分解:

$2^3\times 7^2\times {\mathrm{17}}^1\times {\mathrm{2971}}^1$

素因数の和:3008

約数の個数: 48

約数和(自身を含む): 45739080

約数和(自身を除く): 25940336

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 49, 56, 68, 98, 119, 136, 196, 238, 392, 476, 833, 952, 1666, 2971, 3332, 5942, 6664, 11884, 20797, 23768, 41594, 50507, 83188, 101014, 145579, 166376, 202028, 291158, 353549, 404056, 582316, 707098, 1164632, 1414196, 2474843, 2828392, 4949686, 9899372, 19798744]

約数ペア:

[(1, 19798744), (2, 9899372), (4, 4949686), (7, 2828392), (8, 2474843), (14, 1414196), (17, 1164632), (28, 707098), (34, 582316), (49, 404056), (56, 353549), (68, 291158), (98, 202028), (119, 166376), (136, 145579), (196, 101014), (238, 83188), (392, 50507), (476, 41594), (833, 23768), (952, 20797), (1666, 11884), (2971, 6664), (3332, 5942)]