20172993184

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{2789}}^1$

素因数の和:3026

約数の個数: 96

約数和(自身を含む): 42079338000

約数和(自身を除く): 21906344816

約数列:

[1, 2, 4, 8, 16, 32, 37, 41, 74, 82, 148, 149, 164, 296, 298, 328, 592, 596, 656, 1184, 1192, 1312, 1517, 2384, 2789, 3034, 4768, 5513, 5578, 6068, 6109, 11026, 11156, 12136, 12218, 22052, 22312, 24272, 24436, 44104, 44624, 48544, 48872, 88208, 89248, 97744, 103193, 114349, 176416, 195488, 206386, 226033, 228698, 412772, 415561, 452066, 457396, 825544, 831122, 904132, 914792, 1651088, 1662244, 1808264, 1829584, 3302176, 3324488, 3616528, 3659168, 4230913, 6648976, 7233056, 8461826, 13297952, 15375757, 16923652, 17038001, 30751514, 33847304, 34076002, 61503028, 67694608, 68152004, 123006056, 135389216, 136304008, 246012112, 272608016, 492024224, 545216032, 630406037, 1260812074, 2521624148, 5043248296, 10086496592, 20172993184]

約数ペア:

[(1, 20172993184), (2, 10086496592), (4, 5043248296), (8, 2521624148), (16, 1260812074), (32, 630406037), (37, 545216032), (41, 492024224), (74, 272608016), (82, 246012112), (148, 136304008), (149, 135389216), (164, 123006056), (296, 68152004), (298, 67694608), (328, 61503028), (592, 34076002), (596, 33847304), (656, 30751514), (1184, 17038001), (1192, 16923652), (1312, 15375757), (1517, 13297952), (2384, 8461826), (2789, 7233056), (3034, 6648976), (4768, 4230913), (5513, 3659168), (5578, 3616528), (6068, 3324488), (6109, 3302176), (11026, 1829584), (11156, 1808264), (12136, 1662244), (12218, 1651088), (22052, 914792), (22312, 904132), (24272, 831122), (24436, 825544), (44104, 457396), (44624, 452066), (48544, 415561), (48872, 412772), (88208, 228698), (89248, 226033), (97744, 206386), (103193, 195488), (114349, 176416)]