20181371091

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{569}}^1\times {\mathrm{73433}}^1$

素因数の和:74035

約数の個数: 32

約数和(自身を含む): 32146467840

約数和(自身を除く): 11965096749

約数列:

[1, 3, 7, 21, 23, 69, 161, 483, 569, 1707, 3983, 11949, 13087, 39261, 73433, 91609, 220299, 274827, 514031, 1542093, 1688959, 5066877, 11822713, 35468139, 41783377, 125350131, 292483639, 877450917, 961017671, 2883053013, 6727123697, 20181371091]

約数ペア:

[(1, 20181371091), (3, 6727123697), (7, 2883053013), (21, 961017671), (23, 877450917), (69, 292483639), (161, 125350131), (483, 41783377), (569, 35468139), (1707, 11822713), (3983, 5066877), (11949, 1688959), (13087, 1542093), (39261, 514031), (73433, 274827), (91609, 220299)]