20062917

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1$

素因数の和:223

約数の個数: 64

約数和(自身を含む): 36966400

約数和(自身を除く): 16903483

約数列:

[1, 3, 7, 9, 19, 21, 27, 37, 57, 63, 111, 133, 151, 171, 189, 259, 333, 399, 453, 513, 703, 777, 999, 1057, 1197, 1359, 2109, 2331, 2869, 3171, 3591, 4077, 4921, 5587, 6327, 6993, 8607, 9513, 14763, 16761, 18981, 20083, 25821, 28539, 39109, 44289, 50283, 60249, 77463, 106153, 117327, 132867, 150849, 180747, 318459, 351981, 542241, 743071, 955377, 1055943, 2229213, 2866131, 6687639, 20062917]

約数ペア:

[(1, 20062917), (3, 6687639), (7, 2866131), (9, 2229213), (19, 1055943), (21, 955377), (27, 743071), (37, 542241), (57, 351981), (63, 318459), (111, 180747), (133, 150849), (151, 132867), (171, 117327), (189, 106153), (259, 77463), (333, 60249), (399, 50283), (453, 44289), (513, 39109), (703, 28539), (777, 25821), (999, 20083), (1057, 18981), (1197, 16761), (1359, 14763), (2109, 9513), (2331, 8607), (2869, 6993), (3171, 6327), (3591, 5587), (4077, 4921)]