18819390016

素因数分解:

$2^6\times 7^2\times {\mathrm{1913}}^1\times {\mathrm{3137}}^1$

素因数の和:5076

約数の個数: 84

約数和(自身を含む): 43478389548

約数和(自身を除く): 24658999532

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 1913, 3136, 3137, 3826, 6274, 7652, 12548, 13391, 15304, 21959, 25096, 26782, 30608, 43918, 50192, 53564, 61216, 87836, 93737, 100384, 107128, 122432, 153713, 175672, 187474, 200768, 214256, 307426, 351344, 374948, 428512, 614852, 702688, 749896, 857024, 1229704, 1405376, 1499792, 2459408, 2999584, 4918816, 5999168, 6001081, 9837632, 12002162, 24004324, 42007567, 48008648, 84015134, 96017296, 168030268, 192034592, 294052969, 336060536, 384069184, 588105938, 672121072, 1176211876, 1344242144, 2352423752, 2688484288, 4704847504, 9409695008, 18819390016]

約数ペア:

[(1, 18819390016), (2, 9409695008), (4, 4704847504), (7, 2688484288), (8, 2352423752), (14, 1344242144), (16, 1176211876), (28, 672121072), (32, 588105938), (49, 384069184), (56, 336060536), (64, 294052969), (98, 192034592), (112, 168030268), (196, 96017296), (224, 84015134), (392, 48008648), (448, 42007567), (784, 24004324), (1568, 12002162), (1913, 9837632), (3136, 6001081), (3137, 5999168), (3826, 4918816), (6274, 2999584), (7652, 2459408), (12548, 1499792), (13391, 1405376), (15304, 1229704), (21959, 857024), (25096, 749896), (26782, 702688), (30608, 614852), (43918, 428512), (50192, 374948), (53564, 351344), (61216, 307426), (87836, 214256), (93737, 200768), (100384, 187474), (107128, 175672), (122432, 153713)]