19026280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5227}}^1$

素因数の和:5258

約数の個数: 64

約数和(自身を含む): 52698240

約数和(自身を除く): 33671960

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 5227, 10454, 20908, 26135, 36589, 41816, 52270, 67951, 73178, 104540, 135902, 146356, 182945, 209080, 271804, 292712, 339755, 365890, 475657, 543608, 679510, 731780, 951314, 1359020, 1463560, 1902628, 2378285, 2718040, 3805256, 4756570, 9513140, 19026280]

約数ペア:

[(1, 19026280), (2, 9513140), (4, 4756570), (5, 3805256), (7, 2718040), (8, 2378285), (10, 1902628), (13, 1463560), (14, 1359020), (20, 951314), (26, 731780), (28, 679510), (35, 543608), (40, 475657), (52, 365890), (56, 339755), (65, 292712), (70, 271804), (91, 209080), (104, 182945), (130, 146356), (140, 135902), (182, 104540), (260, 73178), (280, 67951), (364, 52270), (455, 41816), (520, 36589), (728, 26135), (910, 20908), (1820, 10454), (3640, 5227)]