16520868

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^2$

素因数の和:115

約数の個数: 144

約数和(自身を含む): 54033280

約数和(自身を除く): 37512412

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 27, 28, 36, 39, 41, 42, 52, 54, 63, 78, 82, 84, 91, 108, 117, 123, 126, 156, 164, 182, 189, 234, 246, 252, 273, 287, 351, 364, 369, 378, 468, 492, 533, 546, 574, 702, 738, 756, 819, 861, 1066, 1092, 1107, 1148, 1404, 1476, 1599, 1638, 1681, 1722, 2132, 2214, 2457, 2583, 3198, 3276, 3362, 3444, 3731, 4428, 4797, 4914, 5043, 5166, 6396, 6724, 7462, 7749, 9594, 9828, 10086, 10332, 11193, 11767, 14391, 14924, 15129, 15498, 19188, 20172, 21853, 22386, 23534, 28782, 30258, 30996, 33579, 35301, 43706, 44772, 45387, 47068, 57564, 60516, 65559, 67158, 70602, 87412, 90774, 100737, 105903, 131118, 134316, 141204, 152971, 181548, 196677, 201474, 211806, 262236, 305942, 317709, 393354, 402948, 423612, 458913, 590031, 611884, 635418, 786708, 917826, 1180062, 1270836, 1376739, 1835652, 2360124, 2753478, 4130217, 5506956, 8260434, 16520868]

約数ペア:

[(1, 16520868), (2, 8260434), (3, 5506956), (4, 4130217), (6, 2753478), (7, 2360124), (9, 1835652), (12, 1376739), (13, 1270836), (14, 1180062), (18, 917826), (21, 786708), (26, 635418), (27, 611884), (28, 590031), (36, 458913), (39, 423612), (41, 402948), (42, 393354), (52, 317709), (54, 305942), (63, 262236), (78, 211806), (82, 201474), (84, 196677), (91, 181548), (108, 152971), (117, 141204), (123, 134316), (126, 131118), (156, 105903), (164, 100737), (182, 90774), (189, 87412), (234, 70602), (246, 67158), (252, 65559), (273, 60516), (287, 57564), (351, 47068), (364, 45387), (369, 44772), (378, 43706), (468, 35301), (492, 33579), (533, 30996), (546, 30258), (574, 28782), (702, 23534), (738, 22386), (756, 21853), (819, 20172), (861, 19188), (1066, 15498), (1092, 15129), (1107, 14924), (1148, 14391), (1404, 11767), (1476, 11193), (1599, 10332), (1638, 10086), (1681, 9828), (1722, 9594), (2132, 7749), (2214, 7462), (2457, 6724), (2583, 6396), (3198, 5166), (3276, 5043), (3362, 4914), (3444, 4797), (3731, 4428)]