20199224990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1\times {\mathrm{18973}}^1$

素因数の和:19281

約数の個数: 64

約数和(自身を含む): 42360897024

約数和(自身を除く): 22161672034

約数列:

[1, 2, 5, 7, 10, 14, 35, 67, 70, 134, 227, 335, 454, 469, 670, 938, 1135, 1589, 2270, 2345, 3178, 4690, 7945, 15209, 15890, 18973, 30418, 37946, 76045, 94865, 106463, 132811, 152090, 189730, 212926, 265622, 532315, 664055, 1064630, 1271191, 1328110, 2542382, 4306871, 6355955, 8613742, 8898337, 12711910, 17796674, 21534355, 30148097, 43068710, 44491685, 60296194, 88983370, 150740485, 288560357, 301480970, 577120714, 1442801785, 2019922499, 2885603570, 4039844998, 10099612495, 20199224990]

約数ペア:

[(1, 20199224990), (2, 10099612495), (5, 4039844998), (7, 2885603570), (10, 2019922499), (14, 1442801785), (35, 577120714), (67, 301480970), (70, 288560357), (134, 150740485), (227, 88983370), (335, 60296194), (454, 44491685), (469, 43068710), (670, 30148097), (938, 21534355), (1135, 17796674), (1589, 12711910), (2270, 8898337), (2345, 8613742), (3178, 6355955), (4690, 4306871), (7945, 2542382), (15209, 1328110), (15890, 1271191), (18973, 1064630), (30418, 664055), (37946, 532315), (76045, 265622), (94865, 212926), (106463, 189730), (132811, 152090)]