19333545

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{881}}^1$

素因数の和:926

約数の個数: 64

約数和(自身を含む): 40642560

約数和(自身を除く): 21309015

約数列:

[1, 3, 5, 7, 11, 15, 19, 21, 33, 35, 55, 57, 77, 95, 105, 133, 165, 209, 231, 285, 385, 399, 627, 665, 881, 1045, 1155, 1463, 1995, 2643, 3135, 4389, 4405, 6167, 7315, 9691, 13215, 16739, 18501, 21945, 29073, 30835, 48455, 50217, 67837, 83695, 92505, 117173, 145365, 184129, 203511, 251085, 339185, 351519, 552387, 585865, 920645, 1017555, 1288903, 1757595, 2761935, 3866709, 6444515, 19333545]

約数ペア:

[(1, 19333545), (3, 6444515), (5, 3866709), (7, 2761935), (11, 1757595), (15, 1288903), (19, 1017555), (21, 920645), (33, 585865), (35, 552387), (55, 351519), (57, 339185), (77, 251085), (95, 203511), (105, 184129), (133, 145365), (165, 117173), (209, 92505), (231, 83695), (285, 67837), (385, 50217), (399, 48455), (627, 30835), (665, 29073), (881, 21945), (1045, 18501), (1155, 16739), (1463, 13215), (1995, 9691), (2643, 7315), (3135, 6167), (4389, 4405)]