18116220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{17761}}^1$

素因数の和:17790

約数の個数: 48

約数和(自身を含む): 53712288

約数和(自身を除く): 35596068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 17761, 35522, 53283, 71044, 88805, 106566, 177610, 213132, 266415, 301937, 355220, 532830, 603874, 905811, 1065660, 1207748, 1509685, 1811622, 3019370, 3623244, 4529055, 6038740, 9058110, 18116220]

約数ペア:

[(1, 18116220), (2, 9058110), (3, 6038740), (4, 4529055), (5, 3623244), (6, 3019370), (10, 1811622), (12, 1509685), (15, 1207748), (17, 1065660), (20, 905811), (30, 603874), (34, 532830), (51, 355220), (60, 301937), (68, 266415), (85, 213132), (102, 177610), (170, 106566), (204, 88805), (255, 71044), (340, 53283), (510, 35522), (1020, 17761)]