20238788843

素因数分解:

$7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{106261}}^1$

素因数の和:106324

約数の個数: 36

約数和(自身を含む): 26602054128

約数和(自身を除く): 6363265285

約数列:

[1, 7, 13, 23, 49, 91, 161, 169, 299, 637, 1127, 1183, 2093, 3887, 8281, 14651, 27209, 106261, 190463, 743827, 1381393, 2444003, 5206789, 9669751, 17108021, 17958109, 31772039, 67688257, 119756147, 125706763, 222404273, 413036507, 879947341, 1556829911, 2891255549, 20238788843]

約数ペア:

[(1, 20238788843), (7, 2891255549), (13, 1556829911), (23, 879947341), (49, 413036507), (91, 222404273), (161, 125706763), (169, 119756147), (299, 67688257), (637, 31772039), (1127, 17958109), (1183, 17108021), (2093, 9669751), (3887, 5206789), (8281, 2444003), (14651, 1381393), (27209, 743827), (106261, 190463)]