20832196

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{283}}^1$

素因数の和:544

約数の個数: 48

約数和(自身を含む): 45803520

約数和(自身を除く): 24971324

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 239, 283, 308, 478, 566, 956, 1132, 1673, 1981, 2629, 3113, 3346, 3962, 5258, 6226, 6692, 7924, 10516, 12452, 18403, 21791, 36806, 43582, 67637, 73612, 87164, 135274, 270548, 473459, 744007, 946918, 1488014, 1893836, 2976028, 5208049, 10416098, 20832196]

約数ペア:

[(1, 20832196), (2, 10416098), (4, 5208049), (7, 2976028), (11, 1893836), (14, 1488014), (22, 946918), (28, 744007), (44, 473459), (77, 270548), (154, 135274), (239, 87164), (283, 73612), (308, 67637), (478, 43582), (566, 36806), (956, 21791), (1132, 18403), (1673, 12452), (1981, 10516), (2629, 7924), (3113, 6692), (3346, 6226), (3962, 5258)]