20730168

素因数分解:

$2^3\times 3^4\times {\mathrm{31991}}^1$

素因数の和:32009

約数の個数: 40

約数和(自身を含む): 58065480

約数和(自身を除く): 37335312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 31991, 63982, 95973, 127964, 191946, 255928, 287919, 383892, 575838, 767784, 863757, 1151676, 1727514, 2303352, 2591271, 3455028, 5182542, 6910056, 10365084, 20730168]

約数ペア:

[(1, 20730168), (2, 10365084), (3, 6910056), (4, 5182542), (6, 3455028), (8, 2591271), (9, 2303352), (12, 1727514), (18, 1151676), (24, 863757), (27, 767784), (36, 575838), (54, 383892), (72, 287919), (81, 255928), (108, 191946), (162, 127964), (216, 95973), (324, 63982), (648, 31991)]