18978333888

素因数分解:

$2^6\times 3^1\times {\mathrm{199}}^1\times {\mathrm{496711}}^1$

素因数の和:496925

約数の個数: 56

約数和(自身を含む): 50465939200

約数和(自身を除く): 31487605312

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 192, 199, 398, 597, 796, 1194, 1592, 2388, 3184, 4776, 6368, 9552, 12736, 19104, 38208, 496711, 993422, 1490133, 1986844, 2980266, 3973688, 5960532, 7947376, 11921064, 15894752, 23842128, 31789504, 47684256, 95368512, 98845489, 197690978, 296536467, 395381956, 593072934, 790763912, 1186145868, 1581527824, 2372291736, 3163055648, 4744583472, 6326111296, 9489166944, 18978333888]

約数ペア:

[(1, 18978333888), (2, 9489166944), (3, 6326111296), (4, 4744583472), (6, 3163055648), (8, 2372291736), (12, 1581527824), (16, 1186145868), (24, 790763912), (32, 593072934), (48, 395381956), (64, 296536467), (96, 197690978), (192, 98845489), (199, 95368512), (398, 47684256), (597, 31789504), (796, 23842128), (1194, 15894752), (1592, 11921064), (2388, 7947376), (3184, 5960532), (4776, 3973688), (6368, 2980266), (9552, 1986844), (12736, 1490133), (19104, 993422), (38208, 496711)]