20171939712

素因数分解:

$2^7\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{20353}}^1$

素因数の和:20488

約数の個数: 128

約数和(自身を含む): 56054916000

約数和(自身を除く): 35882976288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 32, 48, 58, 64, 87, 89, 96, 116, 128, 174, 178, 192, 232, 267, 348, 356, 384, 464, 534, 696, 712, 928, 1068, 1392, 1424, 1856, 2136, 2581, 2784, 2848, 3712, 4272, 5162, 5568, 5696, 7743, 8544, 10324, 11136, 11392, 15486, 17088, 20353, 20648, 30972, 34176, 40706, 41296, 61059, 61944, 81412, 82592, 122118, 123888, 162824, 165184, 244236, 247776, 325648, 330368, 488472, 495552, 590237, 651296, 976944, 991104, 1180474, 1302592, 1770711, 1811417, 1953888, 2360948, 2605184, 3541422, 3622834, 3907776, 4721896, 5434251, 7082844, 7245668, 7815552, 9443792, 10868502, 14165688, 14491336, 18887584, 21737004, 28331376, 28982672, 37775168, 43474008, 52531093, 56662752, 57965344, 75550336, 86948016, 105062186, 113325504, 115930688, 157593279, 173896032, 210124372, 226651008, 231861376, 315186558, 347792064, 420248744, 630373116, 695584128, 840497488, 1260746232, 1680994976, 2521492464, 3361989952, 5042984928, 6723979904, 10085969856, 20171939712]

約数ペア:

[(1, 20171939712), (2, 10085969856), (3, 6723979904), (4, 5042984928), (6, 3361989952), (8, 2521492464), (12, 1680994976), (16, 1260746232), (24, 840497488), (29, 695584128), (32, 630373116), (48, 420248744), (58, 347792064), (64, 315186558), (87, 231861376), (89, 226651008), (96, 210124372), (116, 173896032), (128, 157593279), (174, 115930688), (178, 113325504), (192, 105062186), (232, 86948016), (267, 75550336), (348, 57965344), (356, 56662752), (384, 52531093), (464, 43474008), (534, 37775168), (696, 28982672), (712, 28331376), (928, 21737004), (1068, 18887584), (1392, 14491336), (1424, 14165688), (1856, 10868502), (2136, 9443792), (2581, 7815552), (2784, 7245668), (2848, 7082844), (3712, 5434251), (4272, 4721896), (5162, 3907776), (5568, 3622834), (5696, 3541422), (7743, 2605184), (8544, 2360948), (10324, 1953888), (11136, 1811417), (11392, 1770711), (15486, 1302592), (17088, 1180474), (20353, 991104), (20648, 976944), (30972, 651296), (34176, 590237), (40706, 495552), (41296, 488472), (61059, 330368), (61944, 325648), (81412, 247776), (82592, 244236), (122118, 165184), (123888, 162824)]