20036748

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:426

約数の個数: 48

約数和(自身を含む): 48111840

約数和(自身を除く): 28075092

約数列:

[1, 2, 3, 4, 6, 12, 73, 89, 146, 178, 219, 257, 267, 292, 356, 438, 514, 534, 771, 876, 1028, 1068, 1542, 3084, 6497, 12994, 18761, 19491, 22873, 25988, 37522, 38982, 45746, 56283, 68619, 75044, 77964, 91492, 112566, 137238, 225132, 274476, 1669729, 3339458, 5009187, 6678916, 10018374, 20036748]

約数ペア:

[(1, 20036748), (2, 10018374), (3, 6678916), (4, 5009187), (6, 3339458), (12, 1669729), (73, 274476), (89, 225132), (146, 137238), (178, 112566), (219, 91492), (257, 77964), (267, 75044), (292, 68619), (356, 56283), (438, 45746), (514, 38982), (534, 37522), (771, 25988), (876, 22873), (1028, 19491), (1068, 18761), (1542, 12994), (3084, 6497)]