20119568

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{10567}}^1$

素因数の和:10599

約数の個数: 40

約数和(自身を含む): 47175552

約数和(自身を除く): 27055984

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 476, 952, 1904, 10567, 21134, 42268, 73969, 84536, 147938, 169072, 179639, 295876, 359278, 591752, 718556, 1183504, 1257473, 1437112, 2514946, 2874224, 5029892, 10059784, 20119568]

約数ペア:

[(1, 20119568), (2, 10059784), (4, 5029892), (7, 2874224), (8, 2514946), (14, 1437112), (16, 1257473), (17, 1183504), (28, 718556), (34, 591752), (56, 359278), (68, 295876), (112, 179639), (119, 169072), (136, 147938), (238, 84536), (272, 73969), (476, 42268), (952, 21134), (1904, 10567)]