20183982

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5281}}^1$

素因数の和:5313

約数の個数: 48

約数和(自身を含む): 50580432

約数和(自身を除く): 30396450

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 78, 91, 98, 147, 182, 273, 294, 546, 637, 1274, 1911, 3822, 5281, 10562, 15843, 31686, 36967, 68653, 73934, 110901, 137306, 205959, 221802, 258769, 411918, 480571, 517538, 776307, 961142, 1441713, 1552614, 2883426, 3363997, 6727994, 10091991, 20183982]

約数ペア:

[(1, 20183982), (2, 10091991), (3, 6727994), (6, 3363997), (7, 2883426), (13, 1552614), (14, 1441713), (21, 961142), (26, 776307), (39, 517538), (42, 480571), (49, 411918), (78, 258769), (91, 221802), (98, 205959), (147, 137306), (182, 110901), (273, 73934), (294, 68653), (546, 36967), (637, 31686), (1274, 15843), (1911, 10562), (3822, 5281)]