20183975892

素因数分解:

$2^2\times 3^2\times {\mathrm{157}}^1\times {\mathrm{659}}^1\times {\mathrm{5419}}^1$

素因数の和:6245

約数の個数: 72

約数和(自身を含む): 51432981600

約数和(自身を除く): 31249005708

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 157, 314, 471, 628, 659, 942, 1318, 1413, 1884, 1977, 2636, 2826, 3954, 5419, 5652, 5931, 7908, 10838, 11862, 16257, 21676, 23724, 32514, 48771, 65028, 97542, 103463, 195084, 206926, 310389, 413852, 620778, 850783, 931167, 1241556, 1701566, 1862334, 2552349, 3403132, 3571121, 3724668, 5104698, 7142242, 7657047, 10209396, 10713363, 14284484, 15314094, 21426726, 30628188, 32140089, 42853452, 64280178, 128560356, 560665997, 1121331994, 1681997991, 2242663988, 3363995982, 5045993973, 6727991964, 10091987946, 20183975892]

約数ペア:

[(1, 20183975892), (2, 10091987946), (3, 6727991964), (4, 5045993973), (6, 3363995982), (9, 2242663988), (12, 1681997991), (18, 1121331994), (36, 560665997), (157, 128560356), (314, 64280178), (471, 42853452), (628, 32140089), (659, 30628188), (942, 21426726), (1318, 15314094), (1413, 14284484), (1884, 10713363), (1977, 10209396), (2636, 7657047), (2826, 7142242), (3954, 5104698), (5419, 3724668), (5652, 3571121), (5931, 3403132), (7908, 2552349), (10838, 1862334), (11862, 1701566), (16257, 1241556), (21676, 931167), (23724, 850783), (32514, 620778), (48771, 413852), (65028, 310389), (97542, 206926), (103463, 195084)]