203419814

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1\times {\mathrm{809}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 347004000

約数和(自身を除く): 143584186

約数列:

[1, 2, 13, 19, 26, 38, 247, 494, 509, 809, 1018, 1618, 6617, 9671, 10517, 13234, 15371, 19342, 21034, 30742, 125723, 199823, 251446, 399646, 411781, 823562, 5353153, 7823839, 10706306, 15647678, 101709907, 203419814]

約数ペア:

[(1, 203419814), (2, 101709907), (13, 15647678), (19, 10706306), (26, 7823839), (38, 5353153), (247, 823562), (494, 411781), (509, 399646), (809, 251446), (1018, 199823), (1618, 125723), (6617, 30742), (9671, 21034), (10517, 19342), (13234, 15371)]