18191068

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{601}}^1$

素因数の和:682

約数の個数: 48

約数和(自身を含む): 38836224

約数和(自身を除く): 20645156

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 47, 92, 94, 161, 188, 322, 329, 601, 644, 658, 1081, 1202, 1316, 2162, 2404, 4207, 4324, 7567, 8414, 13823, 15134, 16828, 27646, 28247, 30268, 55292, 56494, 96761, 112988, 193522, 197729, 387044, 395458, 649681, 790916, 1299362, 2598724, 4547767, 9095534, 18191068]

約数ペア:

[(1, 18191068), (2, 9095534), (4, 4547767), (7, 2598724), (14, 1299362), (23, 790916), (28, 649681), (46, 395458), (47, 387044), (92, 197729), (94, 193522), (161, 112988), (188, 96761), (322, 56494), (329, 55292), (601, 30268), (644, 28247), (658, 27646), (1081, 16828), (1202, 15134), (1316, 13823), (2162, 8414), (2404, 7567), (4207, 4324)]