20643096

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{241}}^1$

素因数の和:376

約数の個数: 64

約数和(自身を含む): 53665920

約数和(自身を除く): 33022824

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 83, 86, 129, 166, 172, 241, 249, 258, 332, 344, 482, 498, 516, 664, 723, 964, 996, 1032, 1446, 1928, 1992, 2892, 3569, 5784, 7138, 10363, 10707, 14276, 20003, 20726, 21414, 28552, 31089, 40006, 41452, 42828, 60009, 62178, 80012, 82904, 85656, 120018, 124356, 160024, 240036, 248712, 480072, 860129, 1720258, 2580387, 3440516, 5160774, 6881032, 10321548, 20643096]

約数ペア:

[(1, 20643096), (2, 10321548), (3, 6881032), (4, 5160774), (6, 3440516), (8, 2580387), (12, 1720258), (24, 860129), (43, 480072), (83, 248712), (86, 240036), (129, 160024), (166, 124356), (172, 120018), (241, 85656), (249, 82904), (258, 80012), (332, 62178), (344, 60009), (482, 42828), (498, 41452), (516, 40006), (664, 31089), (723, 28552), (964, 21414), (996, 20726), (1032, 20003), (1446, 14276), (1928, 10707), (1992, 10363), (2892, 7138), (3569, 5784)]