18633472

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{509}}^1$

素因数の和:549

約数の個数: 72

約数和(自身を含む): 43782480

約数和(自身を除く): 25149008

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 256, 286, 352, 416, 509, 572, 704, 832, 1018, 1144, 1408, 1664, 2036, 2288, 2816, 3328, 4072, 4576, 5599, 6617, 8144, 9152, 11198, 13234, 16288, 18304, 22396, 26468, 32576, 36608, 44792, 52936, 65152, 72787, 89584, 105872, 130304, 145574, 179168, 211744, 291148, 358336, 423488, 582296, 716672, 846976, 1164592, 1433344, 1693952, 2329184, 4658368, 9316736, 18633472]

約数ペア:

[(1, 18633472), (2, 9316736), (4, 4658368), (8, 2329184), (11, 1693952), (13, 1433344), (16, 1164592), (22, 846976), (26, 716672), (32, 582296), (44, 423488), (52, 358336), (64, 291148), (88, 211744), (104, 179168), (128, 145574), (143, 130304), (176, 105872), (208, 89584), (256, 72787), (286, 65152), (352, 52936), (416, 44792), (509, 36608), (572, 32576), (704, 26468), (832, 22396), (1018, 18304), (1144, 16288), (1408, 13234), (1664, 11198), (2036, 9152), (2288, 8144), (2816, 6617), (3328, 5599), (4072, 4576)]