20153316852

素因数分解:

$2^2\times 3^2\times {\mathrm{181}}^1\times {\mathrm{541}}^1\times {\mathrm{5717}}^1$

素因数の和:6449

約数の個数: 72

約数和(自身を含む): 51328221672

約数和(自身を除く): 31174904820

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 181, 362, 541, 543, 724, 1082, 1086, 1623, 1629, 2164, 2172, 3246, 3258, 4869, 5717, 6492, 6516, 9738, 11434, 17151, 19476, 22868, 34302, 51453, 68604, 97921, 102906, 195842, 205812, 293763, 391684, 587526, 881289, 1034777, 1175052, 1762578, 2069554, 3092897, 3104331, 3525156, 4139108, 6185794, 6208662, 9278691, 9312993, 12371588, 12417324, 18557382, 18625986, 27836073, 37114764, 37251972, 55672146, 111344292, 559814357, 1119628714, 1679443071, 2239257428, 3358886142, 5038329213, 6717772284, 10076658426, 20153316852]

約数ペア:

[(1, 20153316852), (2, 10076658426), (3, 6717772284), (4, 5038329213), (6, 3358886142), (9, 2239257428), (12, 1679443071), (18, 1119628714), (36, 559814357), (181, 111344292), (362, 55672146), (541, 37251972), (543, 37114764), (724, 27836073), (1082, 18625986), (1086, 18557382), (1623, 12417324), (1629, 12371588), (2164, 9312993), (2172, 9278691), (3246, 6208662), (3258, 6185794), (4869, 4139108), (5717, 3525156), (6492, 3104331), (6516, 3092897), (9738, 2069554), (11434, 1762578), (17151, 1175052), (19476, 1034777), (22868, 881289), (34302, 587526), (51453, 391684), (68604, 293763), (97921, 205812), (102906, 195842)]