19430228

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{257}}^1\times {\mathrm{461}}^1$

素因数の和:763

約数の個数: 24

約数和(自身を含む): 35043624

約数和(自身を除く): 15613396

約数列:

[1, 2, 4, 41, 82, 164, 257, 461, 514, 922, 1028, 1844, 10537, 18901, 21074, 37802, 42148, 75604, 118477, 236954, 473908, 4857557, 9715114, 19430228]

約数ペア:

[(1, 19430228), (2, 9715114), (4, 4857557), (41, 473908), (82, 236954), (164, 118477), (257, 75604), (461, 42148), (514, 37802), (922, 21074), (1028, 18901), (1844, 10537)]