17804901418

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{283}}^1\times {\mathrm{439}}^1\times {\mathrm{547}}^1$

素因数の和:1402

約数の個数: 32

約数和(自身を含む): 27117319680

約数和(自身を除く): 9312418262

約数列:

[1, 2, 131, 262, 283, 439, 547, 566, 878, 1094, 37073, 57509, 71657, 74146, 115018, 124237, 143314, 154801, 240133, 248474, 309602, 480266, 16275047, 20278931, 31457423, 32550094, 40557862, 62914846, 67957639, 135915278, 8902450709, 17804901418]

約数ペア:

[(1, 17804901418), (2, 8902450709), (131, 135915278), (262, 67957639), (283, 62914846), (439, 40557862), (547, 32550094), (566, 31457423), (878, 20278931), (1094, 16275047), (37073, 480266), (57509, 309602), (71657, 248474), (74146, 240133), (115018, 154801), (124237, 143314)]