19364265

素因数分解:

$3^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{349}}^1$

素因数の和:503

約数の個数: 40

約数和(自身を含む): 35065800

約数和(自身を除く): 15701535

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 137, 349, 405, 411, 685, 1047, 1233, 1745, 2055, 3141, 3699, 5235, 6165, 9423, 11097, 15705, 18495, 28269, 47115, 47813, 55485, 141345, 143439, 239065, 430317, 717195, 1290951, 2151585, 3872853, 6454755, 19364265]

約数ペア:

[(1, 19364265), (3, 6454755), (5, 3872853), (9, 2151585), (15, 1290951), (27, 717195), (45, 430317), (81, 239065), (135, 143439), (137, 141345), (349, 55485), (405, 47813), (411, 47115), (685, 28269), (1047, 18495), (1233, 15705), (1745, 11097), (2055, 9423), (3141, 6165), (3699, 5235)]