18732695

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{137}}^1$

素因数の和:235

約数の個数: 32

約数和(自身を含む): 25038720

約数和(自身を除く): 6306025

約数列:

[1, 5, 23, 29, 41, 115, 137, 145, 205, 667, 685, 943, 1189, 3151, 3335, 3973, 4715, 5617, 5945, 15755, 19865, 27347, 28085, 91379, 129191, 136735, 162893, 456895, 645955, 814465, 3746539, 18732695]

約数ペア:

[(1, 18732695), (5, 3746539), (23, 814465), (29, 645955), (41, 456895), (115, 162893), (137, 136735), (145, 129191), (205, 91379), (667, 28085), (685, 27347), (943, 19865), (1189, 15755), (3151, 5945), (3335, 5617), (3973, 4715)]