18830925

素因数分解:

$3^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{659}}^1$

素因数の和:802

約数の個数: 36

約数和(自身を含む): 34045440

約数和(自身を除く): 15214515

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 127, 225, 381, 635, 659, 1143, 1905, 1977, 3175, 3295, 5715, 5931, 9525, 9885, 16475, 28575, 29655, 49425, 83693, 148275, 251079, 418465, 753237, 1255395, 2092325, 3766185, 6276975, 18830925]

約数ペア:

[(1, 18830925), (3, 6276975), (5, 3766185), (9, 2092325), (15, 1255395), (25, 753237), (45, 418465), (75, 251079), (127, 148275), (225, 83693), (381, 49425), (635, 29655), (659, 28575), (1143, 16475), (1905, 9885), (1977, 9525), (3175, 5931), (3295, 5715)]