20541387492

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{103801}}^1$

素因数の和:104073

約数の個数: 72

約数和(自身を含む): 54408856320

約数和(自身を除く): 33867468828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 138, 207, 239, 276, 414, 478, 717, 828, 956, 1434, 2151, 2868, 4302, 5497, 8604, 10994, 16491, 21988, 32982, 49473, 65964, 98946, 103801, 197892, 207602, 311403, 415204, 622806, 934209, 1245612, 1868418, 2387423, 3736836, 4774846, 7162269, 9549692, 14324538, 21486807, 24808439, 28649076, 42973614, 49616878, 74425317, 85947228, 99233756, 148850634, 223275951, 297701268, 446551902, 570594097, 893103804, 1141188194, 1711782291, 2282376388, 3423564582, 5135346873, 6847129164, 10270693746, 20541387492]

約数ペア:

[(1, 20541387492), (2, 10270693746), (3, 6847129164), (4, 5135346873), (6, 3423564582), (9, 2282376388), (12, 1711782291), (18, 1141188194), (23, 893103804), (36, 570594097), (46, 446551902), (69, 297701268), (92, 223275951), (138, 148850634), (207, 99233756), (239, 85947228), (276, 74425317), (414, 49616878), (478, 42973614), (717, 28649076), (828, 24808439), (956, 21486807), (1434, 14324538), (2151, 9549692), (2868, 7162269), (4302, 4774846), (5497, 3736836), (8604, 2387423), (10994, 1868418), (16491, 1245612), (21988, 934209), (32982, 622806), (49473, 415204), (65964, 311403), (98946, 207602), (103801, 197892)]