18290538

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{8539}}^1$

素因数の和:8571

約数の個数: 48

約数和(自身を含む): 47960640

約数和(自身を除く): 29670102

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 34, 42, 51, 63, 102, 119, 126, 153, 238, 306, 357, 714, 1071, 2142, 8539, 17078, 25617, 51234, 59773, 76851, 119546, 145163, 153702, 179319, 290326, 358638, 435489, 537957, 870978, 1016141, 1075914, 1306467, 2032282, 2612934, 3048423, 6096846, 9145269, 18290538]

約数ペア:

[(1, 18290538), (2, 9145269), (3, 6096846), (6, 3048423), (7, 2612934), (9, 2032282), (14, 1306467), (17, 1075914), (18, 1016141), (21, 870978), (34, 537957), (42, 435489), (51, 358638), (63, 290326), (102, 179319), (119, 153702), (126, 145163), (153, 119546), (238, 76851), (306, 59773), (357, 51234), (714, 25617), (1071, 17078), (2142, 8539)]