19953045

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{9049}}^1$

素因数の和:9074

約数の個数: 36

約数和(自身を含む): 40236300

約数和(自身を除く): 20283255

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 9049, 27147, 45245, 63343, 81441, 135735, 190029, 316715, 407205, 443401, 570087, 950145, 1330203, 2217005, 2850435, 3990609, 6651015, 19953045]

約数ペア:

[(1, 19953045), (3, 6651015), (5, 3990609), (7, 2850435), (9, 2217005), (15, 1330203), (21, 950145), (35, 570087), (45, 443401), (49, 407205), (63, 316715), (105, 190029), (147, 135735), (245, 81441), (315, 63343), (441, 45245), (735, 27147), (2205, 9049)]