20358135

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1$

素因数の和:234

約数の個数: 80

約数和(自身を含む): 42932736

約数和(自身を除く): 22574601

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 43, 45, 63, 81, 105, 129, 135, 167, 189, 215, 301, 315, 387, 405, 501, 567, 645, 835, 903, 945, 1161, 1169, 1503, 1505, 1935, 2505, 2709, 2835, 3483, 3507, 4509, 4515, 5805, 5845, 7181, 7515, 8127, 10521, 13527, 13545, 17415, 17535, 21543, 22545, 24381, 31563, 35905, 40635, 50267, 52605, 64629, 67635, 94689, 107715, 121905, 150801, 157815, 193887, 251335, 323145, 452403, 473445, 581661, 754005, 969435, 1357209, 2262015, 2908305, 4071627, 6786045, 20358135]

約数ペア:

[(1, 20358135), (3, 6786045), (5, 4071627), (7, 2908305), (9, 2262015), (15, 1357209), (21, 969435), (27, 754005), (35, 581661), (43, 473445), (45, 452403), (63, 323145), (81, 251335), (105, 193887), (129, 157815), (135, 150801), (167, 121905), (189, 107715), (215, 94689), (301, 67635), (315, 64629), (387, 52605), (405, 50267), (501, 40635), (567, 35905), (645, 31563), (835, 24381), (903, 22545), (945, 21543), (1161, 17535), (1169, 17415), (1503, 13545), (1505, 13527), (1935, 10521), (2505, 8127), (2709, 7515), (2835, 7181), (3483, 5845), (3507, 5805), (4509, 4515)]