20677966

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{401}}^1$

素因数の和:504

約数の個数: 32

約数和(自身を含む): 34732800

約数和(自身を除く): 14054834

約数列:

[1, 2, 19, 23, 38, 46, 59, 118, 401, 437, 802, 874, 1121, 1357, 2242, 2714, 7619, 9223, 15238, 18446, 23659, 25783, 47318, 51566, 175237, 350474, 449521, 544157, 899042, 1088314, 10338983, 20677966]

約数ペア:

[(1, 20677966), (2, 10338983), (19, 1088314), (23, 899042), (38, 544157), (46, 449521), (59, 350474), (118, 175237), (401, 51566), (437, 47318), (802, 25783), (874, 23659), (1121, 18446), (1357, 15238), (2242, 9223), (2714, 7619)]