19121872

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:137

約数の個数: 120

約数和(自身を含む): 49871808

約数和(自身を除く): 30749936

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 17, 22, 28, 34, 44, 56, 68, 77, 83, 88, 112, 119, 121, 136, 154, 166, 176, 187, 238, 242, 272, 308, 332, 374, 476, 484, 581, 616, 664, 748, 847, 913, 952, 968, 1162, 1232, 1309, 1328, 1411, 1496, 1694, 1826, 1904, 1936, 2057, 2324, 2618, 2822, 2992, 3388, 3652, 4114, 4648, 5236, 5644, 6391, 6776, 7304, 8228, 9296, 9877, 10043, 10472, 11288, 12782, 13552, 14399, 14608, 15521, 16456, 19754, 20086, 20944, 22576, 25564, 28798, 31042, 32912, 39508, 40172, 51128, 57596, 62084, 70301, 79016, 80344, 102256, 108647, 115192, 124168, 140602, 158032, 160688, 170731, 217294, 230384, 248336, 281204, 341462, 434588, 562408, 682924, 869176, 1124816, 1195117, 1365848, 1738352, 2390234, 2731696, 4780468, 9560936, 19121872]

約数ペア:

[(1, 19121872), (2, 9560936), (4, 4780468), (7, 2731696), (8, 2390234), (11, 1738352), (14, 1365848), (16, 1195117), (17, 1124816), (22, 869176), (28, 682924), (34, 562408), (44, 434588), (56, 341462), (68, 281204), (77, 248336), (83, 230384), (88, 217294), (112, 170731), (119, 160688), (121, 158032), (136, 140602), (154, 124168), (166, 115192), (176, 108647), (187, 102256), (238, 80344), (242, 79016), (272, 70301), (308, 62084), (332, 57596), (374, 51128), (476, 40172), (484, 39508), (581, 32912), (616, 31042), (664, 28798), (748, 25564), (847, 22576), (913, 20944), (952, 20086), (968, 19754), (1162, 16456), (1232, 15521), (1309, 14608), (1328, 14399), (1411, 13552), (1496, 12782), (1694, 11288), (1826, 10472), (1904, 10043), (1936, 9877), (2057, 9296), (2324, 8228), (2618, 7304), (2822, 6776), (2992, 6391), (3388, 5644), (3652, 5236), (4114, 4648)]