18953024

素因数分解:

$2^6\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:223

約数の個数: 56

約数和(自身を含む): 39428928

約数和(自身を除く): 20475904

約数列:

[1, 2, 4, 8, 16, 32, 43, 64, 71, 86, 97, 142, 172, 194, 284, 344, 388, 568, 688, 776, 1136, 1376, 1552, 2272, 2752, 3053, 3104, 4171, 4544, 6106, 6208, 6887, 8342, 12212, 13774, 16684, 24424, 27548, 33368, 48848, 55096, 66736, 97696, 110192, 133472, 195392, 220384, 266944, 296141, 440768, 592282, 1184564, 2369128, 4738256, 9476512, 18953024]

約数ペア:

[(1, 18953024), (2, 9476512), (4, 4738256), (8, 2369128), (16, 1184564), (32, 592282), (43, 440768), (64, 296141), (71, 266944), (86, 220384), (97, 195392), (142, 133472), (172, 110192), (194, 97696), (284, 66736), (344, 55096), (388, 48848), (568, 33368), (688, 27548), (776, 24424), (1136, 16684), (1376, 13774), (1552, 12212), (2272, 8342), (2752, 6887), (3053, 6208), (3104, 6106), (4171, 4544)]