20178642492

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{369491}}^1$

素因数の和:369579

約数の個数: 72

約数和(自身を含む): 53663540112

約数和(自身を除く): 33484897620

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 41, 74, 82, 111, 123, 148, 164, 222, 246, 333, 369, 444, 492, 666, 738, 1332, 1476, 1517, 3034, 4551, 6068, 9102, 13653, 18204, 27306, 54612, 369491, 738982, 1108473, 1477964, 2216946, 3325419, 4433892, 6650838, 13301676, 13671167, 15149131, 27342334, 30298262, 41013501, 45447393, 54684668, 60596524, 82027002, 90894786, 123040503, 136342179, 164054004, 181789572, 246081006, 272684358, 492162012, 545368716, 560517847, 1121035694, 1681553541, 2242071388, 3363107082, 5044660623, 6726214164, 10089321246, 20178642492]

約数ペア:

[(1, 20178642492), (2, 10089321246), (3, 6726214164), (4, 5044660623), (6, 3363107082), (9, 2242071388), (12, 1681553541), (18, 1121035694), (36, 560517847), (37, 545368716), (41, 492162012), (74, 272684358), (82, 246081006), (111, 181789572), (123, 164054004), (148, 136342179), (164, 123040503), (222, 90894786), (246, 82027002), (333, 60596524), (369, 54684668), (444, 45447393), (492, 41013501), (666, 30298262), (738, 27342334), (1332, 15149131), (1476, 13671167), (1517, 13301676), (3034, 6650838), (4551, 4433892), (6068, 3325419), (9102, 2216946), (13653, 1477964), (18204, 1108473), (27306, 738982), (54612, 369491)]