13117448

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{409}}^1$

素因数の和:645

約数の個数: 32

約数和(自身を含む): 26076000

約数和(自身を除く): 12958552

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 211, 409, 422, 818, 844, 1636, 1688, 3272, 4009, 7771, 8018, 15542, 16036, 31084, 32072, 62168, 86299, 172598, 345196, 690392, 1639681, 3279362, 6558724, 13117448]

約数ペア:

[(1, 13117448), (2, 6558724), (4, 3279362), (8, 1639681), (19, 690392), (38, 345196), (76, 172598), (152, 86299), (211, 62168), (409, 32072), (422, 31084), (818, 16036), (844, 15542), (1636, 8018), (1688, 7771), (3272, 4009)]