218229478

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{269}}^1\times {\mathrm{577}}^1$

素因数の和:904

約数の個数: 32

約数和(自身を含む): 355816800

約数和(自身を除く): 137587322

約数列:

[1, 2, 19, 37, 38, 74, 269, 538, 577, 703, 1154, 1406, 5111, 9953, 10222, 10963, 19906, 21349, 21926, 42698, 155213, 189107, 310426, 378214, 405631, 811262, 2949047, 5742881, 5898094, 11485762, 109114739, 218229478]

約数ペア:

[(1, 218229478), (2, 109114739), (19, 11485762), (37, 5898094), (38, 5742881), (74, 2949047), (269, 811262), (538, 405631), (577, 378214), (703, 310426), (1154, 189107), (1406, 155213), (5111, 42698), (9953, 21926), (10222, 21349), (10963, 19906)]