18446977984

素因数分解:

$2^6\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{1117}}^1$

素因数の和:1542

約数の個数: 112

約数和(自身を含む): 39808330848

約数和(自身を除く): 21361352864

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 43, 64, 68, 86, 136, 172, 272, 344, 353, 544, 688, 706, 731, 1088, 1117, 1376, 1412, 1462, 2234, 2752, 2824, 2924, 4468, 5648, 5848, 6001, 8936, 11296, 11696, 12002, 15179, 17872, 18989, 22592, 23392, 24004, 30358, 35744, 37978, 46784, 48008, 48031, 60716, 71488, 75956, 96016, 96062, 121432, 151912, 192032, 192124, 242864, 258043, 303824, 384064, 384248, 394301, 485728, 516086, 607648, 768496, 788602, 816527, 971456, 1032172, 1215296, 1536992, 1577204, 1633054, 2064344, 3073984, 3154408, 3266108, 4128688, 6308816, 6532216, 6703117, 8257376, 12617632, 13064432, 13406234, 16514752, 16954943, 25235264, 26128864, 26812468, 33909886, 52257728, 53624936, 67819772, 107249872, 135639544, 214499744, 271279088, 288234031, 428999488, 542558176, 576468062, 1085116352, 1152936124, 2305872248, 4611744496, 9223488992, 18446977984]

約数ペア:

[(1, 18446977984), (2, 9223488992), (4, 4611744496), (8, 2305872248), (16, 1152936124), (17, 1085116352), (32, 576468062), (34, 542558176), (43, 428999488), (64, 288234031), (68, 271279088), (86, 214499744), (136, 135639544), (172, 107249872), (272, 67819772), (344, 53624936), (353, 52257728), (544, 33909886), (688, 26812468), (706, 26128864), (731, 25235264), (1088, 16954943), (1117, 16514752), (1376, 13406234), (1412, 13064432), (1462, 12617632), (2234, 8257376), (2752, 6703117), (2824, 6532216), (2924, 6308816), (4468, 4128688), (5648, 3266108), (5848, 3154408), (6001, 3073984), (8936, 2064344), (11296, 1633054), (11696, 1577204), (12002, 1536992), (15179, 1215296), (17872, 1032172), (18989, 971456), (22592, 816527), (23392, 788602), (24004, 768496), (30358, 607648), (35744, 516086), (37978, 485728), (46784, 394301), (48008, 384248), (48031, 384064), (60716, 303824), (71488, 258043), (75956, 242864), (96016, 192124), (96062, 192032), (121432, 151912)]