18480735

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4513}}^1$

素因数の和:4544

約数の個数: 48

約数和(自身を含む): 39434304

約数和(自身を除く): 20953569

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 35, 39, 45, 63, 65, 91, 105, 117, 195, 273, 315, 455, 585, 819, 1365, 4095, 4513, 13539, 22565, 31591, 40617, 58669, 67695, 94773, 157955, 176007, 203085, 284319, 293345, 410683, 473865, 528021, 880035, 1232049, 1421595, 2053415, 2640105, 3696147, 6160245, 18480735]

約数ペア:

[(1, 18480735), (3, 6160245), (5, 3696147), (7, 2640105), (9, 2053415), (13, 1421595), (15, 1232049), (21, 880035), (35, 528021), (39, 473865), (45, 410683), (63, 293345), (65, 284319), (91, 203085), (105, 176007), (117, 157955), (195, 94773), (273, 67695), (315, 58669), (455, 40617), (585, 31591), (819, 22565), (1365, 13539), (4095, 4513)]