19691566

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{1373}}^1$

素因数の和:1547

約数の個数: 16

約数和(自身を含む): 30271968

約数和(自身を除く): 10580402

約数列:

[1, 2, 71, 101, 142, 202, 1373, 2746, 7171, 14342, 97483, 138673, 194966, 277346, 9845783, 19691566]

約数ペア:

[(1, 19691566), (2, 9845783), (71, 277346), (101, 194966), (142, 138673), (202, 97483), (1373, 14342), (2746, 7171)]