20252862

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{131}}^1\times {\mathrm{409}}^1$

素因数の和:558

約数の個数: 64

約数和(自身を含む): 51955200

約数和(自身を除く): 31702338

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 131, 189, 262, 378, 393, 409, 786, 818, 917, 1179, 1227, 1834, 2358, 2454, 2751, 2863, 3537, 3681, 5502, 5726, 7074, 7362, 8253, 8589, 11043, 16506, 17178, 22086, 24759, 25767, 49518, 51534, 53579, 77301, 107158, 154602, 160737, 321474, 375053, 482211, 750106, 964422, 1125159, 1446633, 2250318, 2893266, 3375477, 6750954, 10126431, 20252862]

約数ペア:

[(1, 20252862), (2, 10126431), (3, 6750954), (6, 3375477), (7, 2893266), (9, 2250318), (14, 1446633), (18, 1125159), (21, 964422), (27, 750106), (42, 482211), (54, 375053), (63, 321474), (126, 160737), (131, 154602), (189, 107158), (262, 77301), (378, 53579), (393, 51534), (409, 49518), (786, 25767), (818, 24759), (917, 22086), (1179, 17178), (1227, 16506), (1834, 11043), (2358, 8589), (2454, 8253), (2751, 7362), (2863, 7074), (3537, 5726), (3681, 5502)]