19072768

素因数分解:

$2^8\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1$

素因数の和:561

約数の個数: 72

約数和(自身を含む): 44812656

約数和(自身を除く): 25739888

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, 521, 572, 704, 832, 1042, 1144, 1408, 1664, 2084, 2288, 2816, 3328, 4168, 4576, 5731, 6773, 8336, 9152, 11462, 13546, 16672, 18304, 22924, 27092, 33344, 36608, 45848, 54184, 66688, 74503, 91696, 108368, 133376, 149006, 183392, 216736, 298012, 366784, 433472, 596024, 733568, 866944, 1192048, 1467136, 1733888, 2384096, 4768192, 9536384, 19072768]

約数ペア:

[(1, 19072768), (2, 9536384), (4, 4768192), (8, 2384096), (11, 1733888), (13, 1467136), (16, 1192048), (22, 866944), (26, 733568), (32, 596024), (44, 433472), (52, 366784), (64, 298012), (88, 216736), (104, 183392), (128, 149006), (143, 133376), (176, 108368), (208, 91696), (256, 74503), (286, 66688), (352, 54184), (416, 45848), (521, 36608), (572, 33344), (704, 27092), (832, 22924), (1042, 18304), (1144, 16672), (1408, 13546), (1664, 11462), (2084, 9152), (2288, 8336), (2816, 6773), (3328, 5731), (4168, 4576)]