19977806992

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{379633}}^1$

素因数の和:379688

約数の個数: 80

約数和(自身を含む): 47451212928

約数和(自身を除く): 27473405936

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 23, 26, 44, 46, 52, 88, 92, 104, 143, 176, 184, 208, 253, 286, 299, 368, 506, 572, 598, 1012, 1144, 1196, 2024, 2288, 2392, 3289, 4048, 4784, 6578, 13156, 26312, 52624, 379633, 759266, 1518532, 3037064, 4175963, 4935229, 6074128, 8351926, 8731559, 9870458, 16703852, 17463118, 19740916, 33407704, 34926236, 39481832, 54287519, 66815408, 69852472, 78963664, 96047149, 108575038, 113510267, 139704944, 192094298, 217150076, 227020534, 384188596, 434300152, 454041068, 768377192, 868600304, 908082136, 1248612937, 1536754384, 1816164272, 2497225874, 4994451748, 9988903496, 19977806992]

約数ペア:

[(1, 19977806992), (2, 9988903496), (4, 4994451748), (8, 2497225874), (11, 1816164272), (13, 1536754384), (16, 1248612937), (22, 908082136), (23, 868600304), (26, 768377192), (44, 454041068), (46, 434300152), (52, 384188596), (88, 227020534), (92, 217150076), (104, 192094298), (143, 139704944), (176, 113510267), (184, 108575038), (208, 96047149), (253, 78963664), (286, 69852472), (299, 66815408), (368, 54287519), (506, 39481832), (572, 34926236), (598, 33407704), (1012, 19740916), (1144, 17463118), (1196, 16703852), (2024, 9870458), (2288, 8731559), (2392, 8351926), (3289, 6074128), (4048, 4935229), (4784, 4175963), (6578, 3037064), (13156, 1518532), (26312, 759266), (52624, 379633)]