19041230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{593}}^1$

素因数の和:645

約数の個数: 48

約数和(自身を含む): 39132720

約数和(自身を除く): 20091490

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 593, 845, 1186, 1235, 1690, 2470, 2965, 3211, 5930, 6422, 7709, 11267, 15418, 16055, 22534, 32110, 38545, 56335, 77090, 100217, 112670, 146471, 200434, 292942, 501085, 732355, 1002170, 1464710, 1904123, 3808246, 9520615, 19041230]

約数ペア:

[(1, 19041230), (2, 9520615), (5, 3808246), (10, 1904123), (13, 1464710), (19, 1002170), (26, 732355), (38, 501085), (65, 292942), (95, 200434), (130, 146471), (169, 112670), (190, 100217), (247, 77090), (338, 56335), (494, 38545), (593, 32110), (845, 22534), (1186, 16055), (1235, 15418), (1690, 11267), (2470, 7709), (2965, 6422), (3211, 5930)]