19809608

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{27211}}^1$

素因数の和:27237

約数の個数: 32

約数和(自身を含む): 45716160

約数和(自身を除く): 25906552

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 27211, 54422, 108844, 190477, 217688, 353743, 380954, 707486, 761908, 1414972, 1523816, 2476201, 2829944, 4952402, 9904804, 19809608]

約数ペア:

[(1, 19809608), (2, 9904804), (4, 4952402), (7, 2829944), (8, 2476201), (13, 1523816), (14, 1414972), (26, 761908), (28, 707486), (52, 380954), (56, 353743), (91, 217688), (104, 190477), (182, 108844), (364, 54422), (728, 27211)]