19916512

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1$

素因数の和:224

約数の個数: 96

約数和(自身を含む): 50077440

約数和(自身を除く): 30160928

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 59, 77, 88, 112, 118, 137, 154, 176, 224, 236, 274, 308, 352, 413, 472, 548, 616, 649, 826, 944, 959, 1096, 1232, 1298, 1507, 1652, 1888, 1918, 2192, 2464, 2596, 3014, 3304, 3836, 4384, 4543, 5192, 6028, 6608, 7672, 8083, 9086, 10384, 10549, 12056, 13216, 15344, 16166, 18172, 20768, 21098, 24112, 30688, 32332, 36344, 42196, 48224, 56581, 64664, 72688, 84392, 88913, 113162, 129328, 145376, 168784, 177826, 226324, 258656, 337568, 355652, 452648, 622391, 711304, 905296, 1244782, 1422608, 1810592, 2489564, 2845216, 4979128, 9958256, 19916512]

約数ペア:

[(1, 19916512), (2, 9958256), (4, 4979128), (7, 2845216), (8, 2489564), (11, 1810592), (14, 1422608), (16, 1244782), (22, 905296), (28, 711304), (32, 622391), (44, 452648), (56, 355652), (59, 337568), (77, 258656), (88, 226324), (112, 177826), (118, 168784), (137, 145376), (154, 129328), (176, 113162), (224, 88913), (236, 84392), (274, 72688), (308, 64664), (352, 56581), (413, 48224), (472, 42196), (548, 36344), (616, 32332), (649, 30688), (826, 24112), (944, 21098), (959, 20768), (1096, 18172), (1232, 16166), (1298, 15344), (1507, 13216), (1652, 12056), (1888, 10549), (1918, 10384), (2192, 9086), (2464, 8083), (2596, 7672), (3014, 6608), (3304, 6028), (3836, 5192), (4384, 4543)]