20180457801

素因数分解:

$3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6280877}}^1$

素因数の和:6280910

約数の個数: 32

約数和(自身を含む): 36177857280

約数和(自身を除く): 15997399479

約数列:

[1, 3, 7, 9, 17, 21, 27, 51, 63, 119, 153, 189, 357, 459, 1071, 3213, 6280877, 18842631, 43966139, 56527893, 106774909, 131898417, 169583679, 320324727, 395695251, 747424363, 960974181, 1187085753, 2242273089, 2882922543, 6726819267, 20180457801]

約数ペア:

[(1, 20180457801), (3, 6726819267), (7, 2882922543), (9, 2242273089), (17, 1187085753), (21, 960974181), (27, 747424363), (51, 395695251), (63, 320324727), (119, 169583679), (153, 131898417), (189, 106774909), (357, 56527893), (459, 43966139), (1071, 18842631), (3213, 6280877)]