20238778

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:574

約数の個数: 32

約数和(自身を含む): 36115200

約数和(自身を除く): 15876422

約数列:

[1, 2, 7, 14, 37, 74, 89, 178, 259, 439, 518, 623, 878, 1246, 3073, 3293, 6146, 6586, 16243, 23051, 32486, 39071, 46102, 78142, 113701, 227402, 273497, 546994, 1445627, 2891254, 10119389, 20238778]

約数ペア:

[(1, 20238778), (2, 10119389), (7, 2891254), (14, 1445627), (37, 546994), (74, 273497), (89, 227402), (178, 113701), (259, 78142), (439, 46102), (518, 39071), (623, 32486), (878, 23051), (1246, 16243), (3073, 6586), (3293, 6146)]