19180902

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{245909}}^1$

素因数の和:245927

約数の個数: 16

約数和(自身を含む): 41312880

約数和(自身を除く): 22131978

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 245909, 491818, 737727, 1475454, 3196817, 6393634, 9590451, 19180902]

約数ペア:

[(1, 19180902), (2, 9590451), (3, 6393634), (6, 3196817), (13, 1475454), (26, 737727), (39, 491818), (78, 245909)]