18161616

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:145

約数の個数: 120

約数和(自身を含む): 53434080

約数和(自身を除く): 35272464

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 53, 59, 66, 88, 106, 118, 121, 132, 159, 176, 177, 212, 236, 242, 264, 318, 354, 363, 424, 472, 484, 528, 583, 636, 649, 708, 726, 848, 944, 968, 1166, 1272, 1298, 1416, 1452, 1749, 1936, 1947, 2332, 2544, 2596, 2832, 2904, 3127, 3498, 3894, 4664, 5192, 5808, 6254, 6413, 6996, 7139, 7788, 9328, 9381, 10384, 12508, 12826, 13992, 14278, 15576, 18762, 19239, 21417, 25016, 25652, 27984, 28556, 31152, 34397, 37524, 38478, 42834, 50032, 51304, 57112, 68794, 75048, 76956, 85668, 102608, 103191, 114224, 137588, 150096, 153912, 171336, 206382, 275176, 307824, 342672, 378367, 412764, 550352, 756734, 825528, 1135101, 1513468, 1651056, 2270202, 3026936, 4540404, 6053872, 9080808, 18161616]

約数ペア:

[(1, 18161616), (2, 9080808), (3, 6053872), (4, 4540404), (6, 3026936), (8, 2270202), (11, 1651056), (12, 1513468), (16, 1135101), (22, 825528), (24, 756734), (33, 550352), (44, 412764), (48, 378367), (53, 342672), (59, 307824), (66, 275176), (88, 206382), (106, 171336), (118, 153912), (121, 150096), (132, 137588), (159, 114224), (176, 103191), (177, 102608), (212, 85668), (236, 76956), (242, 75048), (264, 68794), (318, 57112), (354, 51304), (363, 50032), (424, 42834), (472, 38478), (484, 37524), (528, 34397), (583, 31152), (636, 28556), (649, 27984), (708, 25652), (726, 25016), (848, 21417), (944, 19239), (968, 18762), (1166, 15576), (1272, 14278), (1298, 13992), (1416, 12826), (1452, 12508), (1749, 10384), (1936, 9381), (1947, 9328), (2332, 7788), (2544, 7139), (2596, 6996), (2832, 6413), (2904, 6254), (3127, 5808), (3498, 5192), (3894, 4664)]