18709452

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{1609}}^1$

素因数の和:1655

約数の個数: 72

約数和(自身を含む): 52743600

約数和(自身を除く): 34034148

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 19, 34, 36, 38, 51, 57, 68, 76, 102, 114, 153, 171, 204, 228, 306, 323, 342, 612, 646, 684, 969, 1292, 1609, 1938, 2907, 3218, 3876, 4827, 5814, 6436, 9654, 11628, 14481, 19308, 27353, 28962, 30571, 54706, 57924, 61142, 82059, 91713, 109412, 122284, 164118, 183426, 246177, 275139, 328236, 366852, 492354, 519707, 550278, 984708, 1039414, 1100556, 1559121, 2078828, 3118242, 4677363, 6236484, 9354726, 18709452]

約数ペア:

[(1, 18709452), (2, 9354726), (3, 6236484), (4, 4677363), (6, 3118242), (9, 2078828), (12, 1559121), (17, 1100556), (18, 1039414), (19, 984708), (34, 550278), (36, 519707), (38, 492354), (51, 366852), (57, 328236), (68, 275139), (76, 246177), (102, 183426), (114, 164118), (153, 122284), (171, 109412), (204, 91713), (228, 82059), (306, 61142), (323, 57924), (342, 54706), (612, 30571), (646, 28962), (684, 27353), (969, 19308), (1292, 14481), (1609, 11628), (1938, 9654), (2907, 6436), (3218, 5814), (3876, 4827)]