20672036

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1637}}^1$

素因数の和:1700

約数の個数: 48

約数和(自身を含む): 46230912

約数和(自身を除く): 25558876

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 41, 44, 77, 82, 154, 164, 287, 308, 451, 574, 902, 1148, 1637, 1804, 3157, 3274, 6314, 6548, 11459, 12628, 18007, 22918, 36014, 45836, 67117, 72028, 126049, 134234, 252098, 268468, 469819, 504196, 738287, 939638, 1476574, 1879276, 2953148, 5168009, 10336018, 20672036]

約数ペア:

[(1, 20672036), (2, 10336018), (4, 5168009), (7, 2953148), (11, 1879276), (14, 1476574), (22, 939638), (28, 738287), (41, 504196), (44, 469819), (77, 268468), (82, 252098), (154, 134234), (164, 126049), (287, 72028), (308, 67117), (451, 45836), (574, 36014), (902, 22918), (1148, 18007), (1637, 12628), (1804, 11459), (3157, 6548), (3274, 6314)]