18163206

素因数分解:

$2^1\times 3^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 40772160

約数和(自身を除く): 22608954

約数列:

[1, 2, 3, 6, 9, 18, 53, 79, 106, 158, 159, 237, 241, 318, 474, 477, 482, 711, 723, 954, 1422, 1446, 2169, 4187, 4338, 8374, 12561, 12773, 19039, 25122, 25546, 37683, 38078, 38319, 57117, 75366, 76638, 114234, 114957, 171351, 229914, 342702, 1009067, 2018134, 3027201, 6054402, 9081603, 18163206]

約数ペア:

[(1, 18163206), (2, 9081603), (3, 6054402), (6, 3027201), (9, 2018134), (18, 1009067), (53, 342702), (79, 229914), (106, 171351), (158, 114957), (159, 114234), (237, 76638), (241, 75366), (318, 57117), (474, 38319), (477, 38078), (482, 37683), (711, 25546), (723, 25122), (954, 19039), (1422, 12773), (1446, 12561), (2169, 8374), (4187, 4338)]