20164573004

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{929}}^1\times {\mathrm{3209}}^1$

素因数の和:4250

約数の個数: 48

約数和(自身を含む): 37614780000

約数和(自身を除く): 17450206996

約数列:

[1, 2, 4, 19, 38, 76, 89, 178, 356, 929, 1691, 1858, 3209, 3382, 3716, 6418, 6764, 12836, 17651, 35302, 60971, 70604, 82681, 121942, 165362, 243884, 285601, 330724, 571202, 1142404, 1570939, 2981161, 3141878, 5426419, 5962322, 6283756, 10852838, 11924644, 21705676, 56642059, 113284118, 226568236, 265323329, 530646658, 1061293316, 5041143251, 10082286502, 20164573004]

約数ペア:

[(1, 20164573004), (2, 10082286502), (4, 5041143251), (19, 1061293316), (38, 530646658), (76, 265323329), (89, 226568236), (178, 113284118), (356, 56642059), (929, 21705676), (1691, 11924644), (1858, 10852838), (3209, 6283756), (3382, 5962322), (3716, 5426419), (6418, 3141878), (6764, 2981161), (12836, 1570939), (17651, 1142404), (35302, 571202), (60971, 330724), (70604, 285601), (82681, 243884), (121942, 165362)]