20137842915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{373}}^1\times {\mathrm{1097}}^1$

素因数の和:1688

約数の個数: 64

約数和(自身を含む): 34415922816

約数和(自身を除く): 14278079901

約数列:

[1, 3, 5, 15, 17, 51, 85, 193, 255, 373, 579, 965, 1097, 1119, 1865, 2895, 3281, 3291, 5485, 5595, 6341, 9843, 16405, 16455, 18649, 19023, 31705, 49215, 55947, 71989, 93245, 95115, 211721, 215967, 279735, 359945, 409181, 635163, 1058605, 1079835, 1223813, 1227543, 2045905, 3175815, 3599257, 3671439, 6119065, 6137715, 6956077, 10797771, 17996285, 18357195, 20868231, 34780385, 53988855, 78971933, 104341155, 236915799, 394859665, 1184578995, 1342522861, 4027568583, 6712614305, 20137842915]

約数ペア:

[(1, 20137842915), (3, 6712614305), (5, 4027568583), (15, 1342522861), (17, 1184578995), (51, 394859665), (85, 236915799), (193, 104341155), (255, 78971933), (373, 53988855), (579, 34780385), (965, 20868231), (1097, 18357195), (1119, 17996285), (1865, 10797771), (2895, 6956077), (3281, 6137715), (3291, 6119065), (5485, 3671439), (5595, 3599257), (6341, 3175815), (9843, 2045905), (16405, 1227543), (16455, 1223813), (18649, 1079835), (19023, 1058605), (31705, 635163), (49215, 409181), (55947, 359945), (71989, 279735), (93245, 215967), (95115, 211721)]