19901894432

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{24229}}^1$

素因数の和:24458

約数の個数: 96

約数和(自身を含む): 47382249600

約数和(自身を除く): 27480355168

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 76, 112, 133, 152, 193, 224, 266, 304, 386, 532, 608, 772, 1064, 1351, 1544, 2128, 2702, 3088, 3667, 4256, 5404, 6176, 7334, 10808, 14668, 21616, 24229, 25669, 29336, 43232, 48458, 51338, 58672, 96916, 102676, 117344, 169603, 193832, 205352, 339206, 387664, 410704, 460351, 678412, 775328, 821408, 920702, 1356824, 1841404, 2713648, 3222457, 3682808, 4676197, 5427296, 6444914, 7365616, 9352394, 12889828, 14731232, 18704788, 25779656, 32733379, 37409576, 51559312, 65466758, 74819152, 88847743, 103118624, 130933516, 149638304, 177695486, 261867032, 355390972, 523734064, 621934201, 710781944, 1047468128, 1243868402, 1421563888, 2487736804, 2843127776, 4975473608, 9950947216, 19901894432]

約数ペア:

[(1, 19901894432), (2, 9950947216), (4, 4975473608), (7, 2843127776), (8, 2487736804), (14, 1421563888), (16, 1243868402), (19, 1047468128), (28, 710781944), (32, 621934201), (38, 523734064), (56, 355390972), (76, 261867032), (112, 177695486), (133, 149638304), (152, 130933516), (193, 103118624), (224, 88847743), (266, 74819152), (304, 65466758), (386, 51559312), (532, 37409576), (608, 32733379), (772, 25779656), (1064, 18704788), (1351, 14731232), (1544, 12889828), (2128, 9352394), (2702, 7365616), (3088, 6444914), (3667, 5427296), (4256, 4676197), (5404, 3682808), (6176, 3222457), (7334, 2713648), (10808, 1841404), (14668, 1356824), (21616, 920702), (24229, 821408), (25669, 775328), (29336, 678412), (43232, 460351), (48458, 410704), (51338, 387664), (58672, 339206), (96916, 205352), (102676, 193832), (117344, 169603)]