19912304828

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{6490321}}^1$

素因数の和:6490397

約数の個数: 24

約数和(自身を含む): 38163093360

約数和(自身を除く): 18250788532

約数列:

[1, 2, 4, 13, 26, 52, 59, 118, 236, 767, 1534, 3068, 6490321, 12980642, 25961284, 84374173, 168748346, 337496692, 382928939, 765857878, 1531715756, 4978076207, 9956152414, 19912304828]

約数ペア:

[(1, 19912304828), (2, 9956152414), (4, 4978076207), (13, 1531715756), (26, 765857878), (52, 382928939), (59, 337496692), (118, 168748346), (236, 84374173), (767, 25961284), (1534, 12980642), (3068, 6490321)]