20026935

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{557}}^1$

素因数の和:632

約数の個数: 48

約数和(自身を含む): 37604736

約数和(自身を除く): 17577801

約数列:

[1, 3, 5, 9, 15, 17, 45, 47, 51, 85, 141, 153, 235, 255, 423, 557, 705, 765, 799, 1671, 2115, 2397, 2785, 3995, 5013, 7191, 8355, 9469, 11985, 25065, 26179, 28407, 35955, 47345, 78537, 85221, 130895, 142035, 235611, 392685, 426105, 445043, 1178055, 1335129, 2225215, 4005387, 6675645, 20026935]

約数ペア:

[(1, 20026935), (3, 6675645), (5, 4005387), (9, 2225215), (15, 1335129), (17, 1178055), (45, 445043), (47, 426105), (51, 392685), (85, 235611), (141, 142035), (153, 130895), (235, 85221), (255, 78537), (423, 47345), (557, 35955), (705, 28407), (765, 26179), (799, 25065), (1671, 11985), (2115, 9469), (2397, 8355), (2785, 7191), (3995, 5013)]