18339465

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{281}}^1$

素因数の和:537

約数の個数: 32

約数和(自身を含む): 31132800

約数和(自身を除く): 12793335

約数列:

[1, 3, 5, 15, 19, 57, 95, 229, 281, 285, 687, 843, 1145, 1405, 3435, 4215, 4351, 5339, 13053, 16017, 21755, 26695, 64349, 65265, 80085, 193047, 321745, 965235, 1222631, 3667893, 6113155, 18339465]

約数ペア:

[(1, 18339465), (3, 6113155), (5, 3667893), (15, 1222631), (19, 965235), (57, 321745), (95, 193047), (229, 80085), (281, 65265), (285, 64349), (687, 26695), (843, 21755), (1145, 16017), (1405, 13053), (3435, 5339), (4215, 4351)]