20414688

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1787}}^1$

素因数の和:1824

約数の個数: 96

約数和(自身を含む): 64882944

約数和(自身を除く): 44468256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 51, 56, 68, 84, 96, 102, 112, 119, 136, 168, 204, 224, 238, 272, 336, 357, 408, 476, 544, 672, 714, 816, 952, 1428, 1632, 1787, 1904, 2856, 3574, 3808, 5361, 5712, 7148, 10722, 11424, 12509, 14296, 21444, 25018, 28592, 30379, 37527, 42888, 50036, 57184, 60758, 75054, 85776, 91137, 100072, 121516, 150108, 171552, 182274, 200144, 212653, 243032, 300216, 364548, 400288, 425306, 486064, 600432, 637959, 729096, 850612, 972128, 1200864, 1275918, 1458192, 1701224, 2551836, 2916384, 3402448, 5103672, 6804896, 10207344, 20414688]

約数ペア:

[(1, 20414688), (2, 10207344), (3, 6804896), (4, 5103672), (6, 3402448), (7, 2916384), (8, 2551836), (12, 1701224), (14, 1458192), (16, 1275918), (17, 1200864), (21, 972128), (24, 850612), (28, 729096), (32, 637959), (34, 600432), (42, 486064), (48, 425306), (51, 400288), (56, 364548), (68, 300216), (84, 243032), (96, 212653), (102, 200144), (112, 182274), (119, 171552), (136, 150108), (168, 121516), (204, 100072), (224, 91137), (238, 85776), (272, 75054), (336, 60758), (357, 57184), (408, 50036), (476, 42888), (544, 37527), (672, 30379), (714, 28592), (816, 25018), (952, 21444), (1428, 14296), (1632, 12509), (1787, 11424), (1904, 10722), (2856, 7148), (3574, 5712), (3808, 5361)]