18383792

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{163}}^1$

素因数の和:250

約数の個数: 80

約数和(自身を含む): 43925760

約数和(自身を除く): 25541968

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 53, 56, 76, 106, 112, 133, 152, 163, 212, 266, 304, 326, 371, 424, 532, 652, 742, 848, 1007, 1064, 1141, 1304, 1484, 2014, 2128, 2282, 2608, 2968, 3097, 4028, 4564, 5936, 6194, 7049, 8056, 8639, 9128, 12388, 14098, 16112, 17278, 18256, 21679, 24776, 28196, 34556, 43358, 49552, 56392, 60473, 69112, 86716, 112784, 120946, 138224, 164141, 173432, 241892, 328282, 346864, 483784, 656564, 967568, 1148987, 1313128, 2297974, 2626256, 4595948, 9191896, 18383792]

約数ペア:

[(1, 18383792), (2, 9191896), (4, 4595948), (7, 2626256), (8, 2297974), (14, 1313128), (16, 1148987), (19, 967568), (28, 656564), (38, 483784), (53, 346864), (56, 328282), (76, 241892), (106, 173432), (112, 164141), (133, 138224), (152, 120946), (163, 112784), (212, 86716), (266, 69112), (304, 60473), (326, 56392), (371, 49552), (424, 43358), (532, 34556), (652, 28196), (742, 24776), (848, 21679), (1007, 18256), (1064, 17278), (1141, 16112), (1304, 14098), (1484, 12388), (2014, 9128), (2128, 8639), (2282, 8056), (2608, 7049), (2968, 6194), (3097, 5936), (4028, 4564)]