19559484

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{77617}}^1$

素因数の和:77634

約数の個数: 36

約数和(自身を含む): 56505904

約数和(自身を除く): 36946420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 77617, 155234, 232851, 310468, 465702, 543319, 698553, 931404, 1086638, 1397106, 1629957, 2173276, 2794212, 3259914, 4889871, 6519828, 9779742, 19559484]

約数ペア:

[(1, 19559484), (2, 9779742), (3, 6519828), (4, 4889871), (6, 3259914), (7, 2794212), (9, 2173276), (12, 1629957), (14, 1397106), (18, 1086638), (21, 931404), (28, 698553), (36, 543319), (42, 465702), (63, 310468), (84, 232851), (126, 155234), (252, 77617)]