19679344

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:409

約数の個数: 40

約数和(自身を含む): 39528720

約数和(自身を除く): 19849376

約数列:

[1, 2, 4, 8, 16, 41, 82, 131, 164, 229, 262, 328, 458, 524, 656, 916, 1048, 1832, 2096, 3664, 5371, 9389, 10742, 18778, 21484, 29999, 37556, 42968, 59998, 75112, 85936, 119996, 150224, 239992, 479984, 1229959, 2459918, 4919836, 9839672, 19679344]

約数ペア:

[(1, 19679344), (2, 9839672), (4, 4919836), (8, 2459918), (16, 1229959), (41, 479984), (82, 239992), (131, 150224), (164, 119996), (229, 85936), (262, 75112), (328, 59998), (458, 42968), (524, 37556), (656, 29999), (916, 21484), (1048, 18778), (1832, 10742), (2096, 9389), (3664, 5371)]