20022884

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{617}}^1$

素因数の和:708

約数の個数: 48

約数和(自身を含む): 42913920

約数和(自身を除く): 22891036

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 61, 76, 122, 133, 244, 266, 427, 532, 617, 854, 1159, 1234, 1708, 2318, 2468, 4319, 4636, 8113, 8638, 11723, 16226, 17276, 23446, 32452, 37637, 46892, 75274, 82061, 150548, 164122, 263459, 328244, 526918, 715103, 1053836, 1430206, 2860412, 5005721, 10011442, 20022884]

約数ペア:

[(1, 20022884), (2, 10011442), (4, 5005721), (7, 2860412), (14, 1430206), (19, 1053836), (28, 715103), (38, 526918), (61, 328244), (76, 263459), (122, 164122), (133, 150548), (244, 82061), (266, 75274), (427, 46892), (532, 37637), (617, 32452), (854, 23446), (1159, 17276), (1234, 16226), (1708, 11723), (2318, 8638), (2468, 8113), (4319, 4636)]