19420488

素因数分解:

$2^3\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 96

約数和(自身を含む): 55598400

約数和(自身を除く): 36177912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 29, 36, 58, 71, 72, 87, 116, 131, 142, 174, 213, 232, 261, 262, 284, 348, 393, 426, 522, 524, 568, 639, 696, 786, 852, 1044, 1048, 1179, 1278, 1572, 1704, 2059, 2088, 2358, 2556, 3144, 3799, 4118, 4716, 5112, 6177, 7598, 8236, 9301, 9432, 11397, 12354, 15196, 16472, 18531, 18602, 22794, 24708, 27903, 30392, 34191, 37062, 37204, 45588, 49416, 55806, 68382, 74124, 74408, 83709, 91176, 111612, 136764, 148248, 167418, 223224, 269729, 273528, 334836, 539458, 669672, 809187, 1078916, 1618374, 2157832, 2427561, 3236748, 4855122, 6473496, 9710244, 19420488]

約数ペア:

[(1, 19420488), (2, 9710244), (3, 6473496), (4, 4855122), (6, 3236748), (8, 2427561), (9, 2157832), (12, 1618374), (18, 1078916), (24, 809187), (29, 669672), (36, 539458), (58, 334836), (71, 273528), (72, 269729), (87, 223224), (116, 167418), (131, 148248), (142, 136764), (174, 111612), (213, 91176), (232, 83709), (261, 74408), (262, 74124), (284, 68382), (348, 55806), (393, 49416), (426, 45588), (522, 37204), (524, 37062), (568, 34191), (639, 30392), (696, 27903), (786, 24708), (852, 22794), (1044, 18602), (1048, 18531), (1179, 16472), (1278, 15196), (1572, 12354), (1704, 11397), (2059, 9432), (2088, 9301), (2358, 8236), (2556, 7598), (3144, 6177), (3799, 5112), (4118, 4716)]