19428032

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1229}}^1$

素因数の和:1273

約数の個数: 56

約数和(自身を含む): 43738800

約数和(自身を除く): 24310768

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1229, 1976, 2458, 3952, 4916, 7904, 9832, 15808, 15977, 19664, 23351, 31954, 39328, 46702, 63908, 78656, 93404, 127816, 186808, 255632, 303563, 373616, 511264, 607126, 747232, 1022528, 1214252, 1494464, 2428504, 4857008, 9714016, 19428032]

約数ペア:

[(1, 19428032), (2, 9714016), (4, 4857008), (8, 2428504), (13, 1494464), (16, 1214252), (19, 1022528), (26, 747232), (32, 607126), (38, 511264), (52, 373616), (64, 303563), (76, 255632), (104, 186808), (152, 127816), (208, 93404), (247, 78656), (304, 63908), (416, 46702), (494, 39328), (608, 31954), (832, 23351), (988, 19664), (1216, 15977), (1229, 15808), (1976, 9832), (2458, 7904), (3952, 4916)]