20175780588

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{239}}^1\times {\mathrm{3323}}^1$

素因数の和:3671

約数の個数: 96

約数和(自身を含む): 49588761600

約数和(自身を除く): 29412981012

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 73, 87, 116, 146, 174, 219, 239, 292, 348, 438, 478, 717, 876, 956, 1434, 2117, 2868, 3323, 4234, 6351, 6646, 6931, 8468, 9969, 12702, 13292, 13862, 17447, 19938, 20793, 25404, 27724, 34894, 39876, 41586, 52341, 69788, 83172, 96367, 104682, 192734, 209364, 242579, 289101, 385468, 485158, 505963, 578202, 727737, 794197, 970316, 1011926, 1156404, 1455474, 1517889, 1588394, 2023852, 2382591, 2910948, 3035778, 3176788, 4765182, 6071556, 7034791, 9530364, 14069582, 21104373, 23031713, 28139164, 42208746, 46063426, 57976381, 69095139, 84417492, 92126852, 115952762, 138190278, 173929143, 231905524, 276380556, 347858286, 695716572, 1681315049, 3362630098, 5043945147, 6725260196, 10087890294, 20175780588]

約数ペア:

[(1, 20175780588), (2, 10087890294), (3, 6725260196), (4, 5043945147), (6, 3362630098), (12, 1681315049), (29, 695716572), (58, 347858286), (73, 276380556), (87, 231905524), (116, 173929143), (146, 138190278), (174, 115952762), (219, 92126852), (239, 84417492), (292, 69095139), (348, 57976381), (438, 46063426), (478, 42208746), (717, 28139164), (876, 23031713), (956, 21104373), (1434, 14069582), (2117, 9530364), (2868, 7034791), (3323, 6071556), (4234, 4765182), (6351, 3176788), (6646, 3035778), (6931, 2910948), (8468, 2382591), (9969, 2023852), (12702, 1588394), (13292, 1517889), (13862, 1455474), (17447, 1156404), (19938, 1011926), (20793, 970316), (25404, 794197), (27724, 727737), (34894, 578202), (39876, 505963), (41586, 485158), (52341, 385468), (69788, 289101), (83172, 242579), (96367, 209364), (104682, 192734)]