18817230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{503}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 47900160

約数和(自身を除く): 29082930

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 43, 58, 86, 87, 129, 145, 174, 215, 258, 290, 430, 435, 503, 645, 870, 1006, 1247, 1290, 1509, 2494, 2515, 3018, 3741, 5030, 6235, 7482, 7545, 12470, 14587, 15090, 18705, 21629, 29174, 37410, 43258, 43761, 64887, 72935, 87522, 108145, 129774, 145870, 216290, 218805, 324435, 437610, 627241, 648870, 1254482, 1881723, 3136205, 3763446, 6272410, 9408615, 18817230]

約数ペア:

[(1, 18817230), (2, 9408615), (3, 6272410), (5, 3763446), (6, 3136205), (10, 1881723), (15, 1254482), (29, 648870), (30, 627241), (43, 437610), (58, 324435), (86, 218805), (87, 216290), (129, 145870), (145, 129774), (174, 108145), (215, 87522), (258, 72935), (290, 64887), (430, 43761), (435, 43258), (503, 37410), (645, 29174), (870, 21629), (1006, 18705), (1247, 15090), (1290, 14587), (1509, 12470), (2494, 7545), (2515, 7482), (3018, 6235), (3741, 5030)]