19177870

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{1163}}^1$

素因数の和:1284

約数の個数: 32

約数和(自身を含む): 36959328

約数和(自身を除く): 17781458

約数列:

[1, 2, 5, 10, 17, 34, 85, 97, 170, 194, 485, 970, 1163, 1649, 2326, 3298, 5815, 8245, 11630, 16490, 19771, 39542, 98855, 112811, 197710, 225622, 564055, 1128110, 1917787, 3835574, 9588935, 19177870]

約数ペア:

[(1, 19177870), (2, 9588935), (5, 3835574), (10, 1917787), (17, 1128110), (34, 564055), (85, 225622), (97, 197710), (170, 112811), (194, 98855), (485, 39542), (970, 19771), (1163, 16490), (1649, 11630), (2326, 8245), (3298, 5815)]