20037339

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{353}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 35785152

約数和(自身を除く): 15747813

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 353, 357, 371, 477, 901, 1059, 1071, 1113, 2471, 2703, 3177, 3339, 6001, 6307, 7413, 8109, 18003, 18709, 18921, 22239, 42007, 54009, 56127, 56763, 126021, 130963, 168381, 318053, 378063, 392889, 954159, 1178667, 2226371, 2862477, 6679113, 20037339]

約数ペア:

[(1, 20037339), (3, 6679113), (7, 2862477), (9, 2226371), (17, 1178667), (21, 954159), (51, 392889), (53, 378063), (63, 318053), (119, 168381), (153, 130963), (159, 126021), (353, 56763), (357, 56127), (371, 54009), (477, 42007), (901, 22239), (1059, 18921), (1071, 18709), (1113, 18003), (2471, 8109), (2703, 7413), (3177, 6307), (3339, 6001)]