20812302

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{18353}}^1$

素因数の和:18374

約数の個数: 40

約数和(自身を含む): 53300016

約数和(自身を除く): 32487714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 378, 567, 1134, 18353, 36706, 55059, 110118, 128471, 165177, 256942, 330354, 385413, 495531, 770826, 991062, 1156239, 1486593, 2312478, 2973186, 3468717, 6937434, 10406151, 20812302]

約数ペア:

[(1, 20812302), (2, 10406151), (3, 6937434), (6, 3468717), (7, 2973186), (9, 2312478), (14, 1486593), (18, 1156239), (21, 991062), (27, 770826), (42, 495531), (54, 385413), (63, 330354), (81, 256942), (126, 165177), (162, 128471), (189, 110118), (378, 55059), (567, 36706), (1134, 18353)]