18025035

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:188

約数の個数: 64

約数和(自身を含む): 34836480

約数和(自身を除く): 16811445

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 53, 79, 105, 123, 159, 205, 237, 265, 287, 371, 395, 553, 615, 795, 861, 1113, 1185, 1435, 1659, 1855, 2173, 2765, 3239, 4187, 4305, 5565, 6519, 8295, 9717, 10865, 12561, 15211, 16195, 20935, 22673, 29309, 32595, 45633, 48585, 62805, 68019, 76055, 87927, 113365, 146545, 171667, 228165, 340095, 439635, 515001, 858335, 1201669, 2575005, 3605007, 6008345, 18025035]

約数ペア:

[(1, 18025035), (3, 6008345), (5, 3605007), (7, 2575005), (15, 1201669), (21, 858335), (35, 515001), (41, 439635), (53, 340095), (79, 228165), (105, 171667), (123, 146545), (159, 113365), (205, 87927), (237, 76055), (265, 68019), (287, 62805), (371, 48585), (395, 45633), (553, 32595), (615, 29309), (795, 22673), (861, 20935), (1113, 16195), (1185, 15211), (1435, 12561), (1659, 10865), (1855, 9717), (2173, 8295), (2765, 6519), (3239, 5565), (4187, 4305)]