17919616

素因数分解:

$2^7\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:138

約数の個数: 96

約数和(自身を含む): 42732900

約数和(自身を除く): 24813284

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 89, 104, 121, 128, 143, 176, 178, 208, 242, 286, 352, 356, 416, 484, 572, 704, 712, 832, 968, 979, 1144, 1157, 1408, 1424, 1573, 1664, 1936, 1958, 2288, 2314, 2848, 3146, 3872, 3916, 4576, 4628, 5696, 6292, 7744, 7832, 9152, 9256, 10769, 11392, 12584, 12727, 15488, 15664, 18304, 18512, 21538, 25168, 25454, 31328, 37024, 43076, 50336, 50908, 62656, 74048, 86152, 100672, 101816, 125312, 139997, 148096, 172304, 201344, 203632, 279994, 344608, 407264, 559988, 689216, 814528, 1119976, 1378432, 1629056, 2239952, 4479904, 8959808, 17919616]

約数ペア:

[(1, 17919616), (2, 8959808), (4, 4479904), (8, 2239952), (11, 1629056), (13, 1378432), (16, 1119976), (22, 814528), (26, 689216), (32, 559988), (44, 407264), (52, 344608), (64, 279994), (88, 203632), (89, 201344), (104, 172304), (121, 148096), (128, 139997), (143, 125312), (176, 101816), (178, 100672), (208, 86152), (242, 74048), (286, 62656), (352, 50908), (356, 50336), (416, 43076), (484, 37024), (572, 31328), (704, 25454), (712, 25168), (832, 21538), (968, 18512), (979, 18304), (1144, 15664), (1157, 15488), (1408, 12727), (1424, 12584), (1573, 11392), (1664, 10769), (1936, 9256), (1958, 9152), (2288, 7832), (2314, 7744), (2848, 6292), (3146, 5696), (3872, 4628), (3916, 4576)]