1908384296

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{20641}}^1$

素因数の和:20794

約数の個数: 64

約数和(自身を含む): 4438855680

約数和(自身を除く): 2530471384

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 127, 182, 254, 364, 508, 728, 889, 1016, 1651, 1778, 3302, 3556, 6604, 7112, 11557, 13208, 20641, 23114, 41282, 46228, 82564, 92456, 144487, 165128, 268333, 288974, 536666, 577948, 1073332, 1155896, 1878331, 2146664, 2621407, 3756662, 5242814, 7513324, 10485628, 15026648, 18349849, 20971256, 34078291, 36699698, 68156582, 73399396, 136313164, 146798792, 238548037, 272626328, 477096074, 954192148, 1908384296]

約数ペア:

[(1, 1908384296), (2, 954192148), (4, 477096074), (7, 272626328), (8, 238548037), (13, 146798792), (14, 136313164), (26, 73399396), (28, 68156582), (52, 36699698), (56, 34078291), (91, 20971256), (104, 18349849), (127, 15026648), (182, 10485628), (254, 7513324), (364, 5242814), (508, 3756662), (728, 2621407), (889, 2146664), (1016, 1878331), (1651, 1155896), (1778, 1073332), (3302, 577948), (3556, 536666), (6604, 288974), (7112, 268333), (11557, 165128), (13208, 144487), (20641, 92456), (23114, 82564), (41282, 46228)]